比例效應理論 的英文怎麼說

中文拼音 [xiàoyīnglún]
比例效應理論 英文
theory of proportionate effect
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 比例 : 1. (長度上縮小和放大的倍數) scale; scaling 2. (比率) proportion; ratio; proportionality
  • 效應 : [物理學] effect; action; influence
  • 理論 : theory
  1. According to reality situation hi bank of china mudanjiang branch, the author goes step further to detail and perfect the alrm ' s index within the rule of the central bank and bank of china head office. from secondary banks point of view, the author applies system theory, cybernetics and linear programming theory to establish a set of the index system of the alrm of bank of china mudanjiang branch. the author refers to strengthen and perfect the internal control institution and preventative measure of risk and establish alrm ' s integrated evaluation model and examinatorial method

    文從二級分行的角度,用系統、控制和線性規劃,建立了一套適合中國銀行牡丹江市分行資產負債的指標體系,提出了加強和完善中國銀行牡丹江市分行資產負債的內部監控制度和風險防範措施,建立了該行資產負債綜合評價模型及考核辦法,並對其組織機構的設計及指標的管提出了相建議,初步形成了一套資產負債的組織、指標管和評價考核體系,從而使中國銀行牡丹江市分行能夠更好的管本行的資產和負債,創造更大的益,增強其競爭能力。
  2. It includes plan on human resources, employment, development and training, achievement and assessment, reward and encouragement, building - up enterprise culture, and so on. this passage is divided into four sections : first, it analyses human resources management theory in order to maintain close ties with reality. second, through perspective of present human resources management status in huaxia bank, shenyang branch and comparison with that of foreign capital banks, in the end we get human resources management methods to huaxia bank, shenyang branch, we resist impulsion of foreign capital banks and catch hold of some points like organization design, position management, application and lection, training and development, performance management, compesation management

    全文共分四個部分:首先分析人力資源管,目的是為了更好地聯系實際,其次通過透視華夏銀行沈陽分行人力資源管現狀,以及與外資銀行的人力資源管進行較,最後得出華夏銀行沈陽分行人力資源管對策,對策的提出是為了對抗外資銀行帶來的沖擊,本著與國際慣接軌的原則,抓住組織設計、職位管、招聘選拔、培訓發展、績、薪酬管幾個環節,提出全新人力資源管念,完成人力資源管實踐活動,形成人力資源管戰略,達到員工期望和需要,最終構建出以實現企業戰略和企業文化及價值觀為根本目的的人力資源問題解決方案,以對入世后國內外銀行的激烈競爭,使華夏銀行能在未來的幾年內,建立起以「用真誠凝聚人才,用培訓提高人才,用利益驅動人才」的人力資源管機制,構築人才高地,積極引進潛力,滿足華夏銀行入世后轉型再造和創新發展對人才的需要。
  3. Secondly, this paper made some theoretic researches on its engineering classfication and applicable scope for this technology ; then combining with project example, this paper carried out scheme design for this technology, and compared some different kinds of underpinning scheme and node and structure design, and put forward the method of " reinforcce steel bar through column " to build pile cap beam, " resistant bend and shear anchored reinforce steel bar " to strengthen column consolidation effect, and the method of " steel plate hoop " to build reinforcing bar connection of the foundation beam, etc. in the process of the consturction scheme research and implement, this paper synthetically elaborated the organizaton for project construction, put forward the construction technical measure of specific aim on the artificial pile, and pile cap beam, and underground adding layer and structure stabilization, and overall structure stabilization and so on. for this project, adopt reinforcing bar concrete to brace hole wall to ensure the safety of engineering in the artificial pile construction, use flexible connection catch to make the cage hoisting easier to simplify the construction process, use the method of earthwork statified symmetrical balance in the process of underground adding layer excavation

    本文首先對于基礎托換與結構加固技術的目的和意義、國內外發展狀況進行了綜合闡述;其次對該項技術工程分類及適范圍進行了上的分析研究;然後結合工程實對該項技術進行了方案設計,對幾種不同的托換方案和節點及構造設計,提出了「通筋穿柱法」做承臺梁, 「抗彎抗剪錨筋法」強化柱加固果, 「鋼板箍法」做地基梁鋼筋連接點等多項技術;在施工方案的研究和實施過程中,對于工程施工組織進行綜合闡述,並就人工挖孔樁、承臺梁、地下加層及結構加固、整體結構穩定等專項施工方案提出有針對性的施工技術措施,人工挖孔樁施工採用鋼筋砼護壁確保挖孔樁的安全成型,使用柔性連接鉤進行鋼筋籠吊裝簡化施工工序;承臺梁施工採用梁主筋橫穿柱身化學膠錨固等;地下加層綜合施工技術採用土方分層對稱平衡開挖,分段挖土做筏基結構自穩等;最後對于該工程實施后的果分析,說明該項綜合施工技術的可行性。
  4. Due to the special equity structure in china, company governance does n ' t pay attention to protect the investors, so the empirical results show as follows : ( l ) it exists the negative relation between the proportion of state - owned stocks and corporate performance ; it does n ' t exists the remarkable relation between the proportion of circulation stocks and corporate performance ; the function of corporation in company governance depends on its owned stocks. ( 2 ) the performance of equity - scattered company is superior to that of equity - gathered company, the performance of corporation - gathered company is superior to that of state company. ( 3 ) in the protective industries, the degree of equity d oes n ' t influence the performance, state - owned stocks play a leading role, there is a negative relation between the proportion of its stocks and croa, but there is n ' t a remarkable negative relation between the proportion of its stocks and roe ; in non - protective industries, the performance of equity - scattered company is superior to that of equity - gathered company, and the proportion of corporation stocks rise, the influence of proportion on corporate performance depends on its owned stocks. finally, it gives some reasonable suggestions and discusses the limits of research

    由於在我國特殊的股權結構下,公司治對投資者缺乏保護,實證結果表現為: ( 1 )國家股股東持股與公司績存在負向關系;流通股股東持股與公司績之間不存在顯著的關系;法人股股東在公司治中的作用依持股水平而定; ( 2 )股權分散公司的績優于股權集中公司,法人集中公司的績優于國有集中公司; ( 3 )在保護性行業,股權集中程度對績的影響不顯著,國家股佔主導地位,其持股與績指標croa存在負向關系,與績指標roe存在不顯著負向關系;在非保護性行業,股權分散公司的績優于股權集中公司,法人股上升,其持股對公司績的影響依持股水平而定。最後,提出相的政策建議並討了研究的局限性。
  5. In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done

    本文採用分析和試驗研究相結合的方法,研究了目前用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及空間精細分析和簡化分析方法,主要內容為以下幾方面:對一擬建的復雜高層建築結構,採用1 20的空間整體模型,進行了26種工況下的模擬地震振動臺試驗,觀察了結構的破壞過程和地震反,分析了結構及構件的抗震性能;建立了結構的精細空間模型,利用sap2000n大型有限元分析程序對結構進行了彈性時程分析;通過有限元分析與試驗結果的對,對結構的抗震性能和抗震能力做出綜合評價,認為該結構由於轉換層上部去掉部分樓板,既可滿足建築設計的通風、採光等要求,又可達到協調結構轉換層上、下樓層抗側剛度的果,是一種較想的有多道抗震防線的結構型式。
  6. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統的基礎上,詳細介紹了dfl,通過較闡明了dfl其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl進行了擴展,使之適于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl用於此模型系統,結合線性二次型最優控制設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的式勵磁控制器+汽門控制及採用常規的按電壓偏差進行調節的式勵磁調節器和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對,證實了採用此種控制器可以有地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  7. In the author ' s view, individuals should undertake part of the social securing cost. meanwhile, the author also puts forward some useful means to help find the optimism investment portfolio finally, the essay brings up a series of proposal which are useful to the operation of social securing fund based on the correlated theories and foreign countries " experience in the operation of the social securing fund

    其次,在遵循公平與率原則下,運用線性回歸模型預測我國社會保障基金的需求量與供給量,並與基金實際收入進行較,結合我國養老保險、醫療保險現採用的「統賬結合」部分積累基金籌集模式,認為個人該承擔一定的社會保障費用,並且通過資產組合為尋找最佳投資組合提供方法。
  8. This thesis regard internal property reorganization in the group of pangang as the research object, from chengdu seamless steel pipe limited liability company with chengdu iron and steel works inside exterior environment reorganizing in front and back commences, making use of to exceed the makel - bot with of five factors competition models and the method of factors analysis, after analyzing the reorganization of the business enterprise a profession for facing competes the situation. develop the development the business enterprise with the profession industry from the international local profession rival circumstance after analyzing the reorganization should the market position of the establishment with develop the strategy target. make use of the swot the analysis the method, to after the reorganization the development strategy of the business enterprise, from manage the angle proceeded the fixed position analyzes, for after the reorganization business enterprise development provided four kinds of developments strategy that eligibility choose : the brave development strategy, request the resources advantage, funds advantage, human resource advantage, technique advantage that new company make the most of new business enterprise in empress in reorganization, is an essential condition to increases to manage the level, quickly technique reforms, develop the high and additional worth product with new product production line, as soon as quikly change to strong and large business enterprise, realizes soon steel aircraft carrier dream ; dispersion strategy, the technology market quota with deal with produce high additional worth product, completely promote business enterprise brand image, extend high carry product of the exaltation product, is a necessary means to increases business enterprise performance, realizes business enterprise target ; defense strategy, adjusting the business enterprise organizes construction, reducing the intensive type in labor and the low additional worth product line, lower bad the property saves the deal, alleviating the business enterprise burden, attaining the casual wear go to battle, benefitting to the challenge that make frontal attack the rival ; withdraw strategy, compress the production of the high depletion and high cost product, simplify the production craft, controlling the cost of the end product in the lower level, is a valid path to increases business enterprise competition ability

    文以攀鋼集團內部的資產重組為研究對象,從成都無縫鋼管有限責任公司與成都鋼鐵廠重組前後的內外部環境入手,運用邁克爾?波特的五力競爭模型及因素分析法,分析了重組后的企業所面臨的行業競爭態勢。從國際國內行業競爭對手情況和本行業發展動態分析了重組后企業確立的市場地位和發展戰略目標。運用swot分析法,對重組后企業的發展戰略,從管角度進行了定位分析,為重組后企業發展提供了可選擇的四種發展戰略:即大膽發展戰略,要求新公司充分運用重組后新企業的資源優勢,資金優勢,人力資源優勢,技術優勢,是提高管水平,加快技術改造,開發高附加值產品和新產品生產線,盡快立於強勢企業之林,早日實現「鋼鐵航母」夢的必要條件;分散性戰略,提高產品的科技含量和生產高附加值的產品,全面提升企業品牌形象,擴大高端產品的市場份額,是提高企業益,實現企業目標的必要手段;防禦性戰略,調整企業組織結構,削減勞動密集型和低附加值產品生產線,降低不良資產存量,減輕企業包袱,做到輕裝上陣,有利於迎擊競爭對手的挑戰;退出性戰略,壓縮高消耗、高成本產品的生產,降低低端產品的,精簡生產工藝,將最終產品的成本控制在較低水平,是提高企業競爭力的有途徑。
  9. With the trend of openness and integration of globlal economy, exchange rate is playing more and more important role in influencing the allocation of global resources. the sensitivity of the price of tradale goods to exchange rate fluctuation becomes the focus of international economics because it is a critical vector and transmitter when an economy is confronted of exogenous impact. traditional international economics theory assume that nominal exchange rate fluctuation has complete pass - through effect, namely it ’ s change will introduce proportional change of tradable goods, then it will influence such macroeconomic vector as term of trade, import and export, inflation, employment, productivity, income allocation, and so on. from a microeconomic angle, including pricing to market, innovative behavior, menu cost and sunk cost, the paper probe into the pricing model of international enterprices under floating exchange rate and testify the incomplete pass - through of exchange rate and it ’ s detailed reason, then discuss the inspiration it has on china. it ’ s believable this kind of research will play a big part in china ’ s exchange rate scheme and some macroeconomic problems such as exchange rate tranmitting channel and effects, exchange rate fluctuating behavior

    傳統的國際經濟學認為,名義匯率的波動具有完全的傳遞性( completepass - through ) ,即它的變化會引起同的進出口貿易品相對價格以及貿易品和非貿易品相對價格的變化,然後通過需求變動的支出轉移( expenditureswitching )來影響國內經濟的諸多宏觀變量,如貿易條件、進出口貿易額、通脹水平、就業量、勞動生產率以及收入分配等,本文從依市定價( pricingtomarket ) 、創新行為、菜單成本以及沉澱成本等四個不同的微觀角度,通過對浮動匯率下國際壟斷競爭性生產廠商的定價模型具體而透徹的探討,證了匯率的不完全傳遞性並深入分析了決定匯率傳遞彈性的重要影響因素,闡述了該對人民幣匯率的啟示,這樣的研究會對我國今後的匯率政策以及匯率的傳導機制、傳導、波動行為等宏觀經濟問題起到重要的作用。
  10. After that, we know : the legal person of enterprise have positive function ; the state - owned stock has lengthenned the chain of acting as agent, and lack corresponding mechanism, thus the function in the company managed has been weakenned ; we can draw the conclusion at the same time, circulation share of certain proportion helps the company to manage the improvement of the result

    通過分析,我們知道:法人股東對公司治存在積極的作用;而國有股則延長了代鏈,並缺乏相的機,從而在公司治中的作用弱化了;同時我們還得到結,一定的流通股有利於公司治果的提高。
  11. Energy conservation and and reformation of power plants " heat installation affect a lot on the efficient performance of opertion of power plant. pump and fan take a large proportion in power plant and resume much electric energy. so there is much energy conservation pationlity in them. and we should have strong tools and theories " support to reform them. we can combine the theory modeling and engineering design manufacture by the bussiness software such as fluent. in order to take full advantage of the powerful function of fluent and increase absolutely its conveniece and interaction, we should develop fluent secondly. this paper puts the idea firstly demostricly to substitute the performance test of pump and fan to get the integrative system of the optimization and computer aid design, and so we can increase greatly of the efficiecy and quality of the facility reformation. the main idea about the secondary development of fluent in this paper is based on the secondary development of gambit, the modeling and meshing s oftware of fluent, and simplify the modeling and meshing of gambit. meanwile, the data management base on web browser kind is adopted for the convenience of optimization and parameterization, and the journal files createdly recently can get new medeling and meshing files that can be used by fluent. so the designer can focus on the computer scheme and the result analysis without care the fussy designing and optimiziation. so we can increase greatly the optimization efficiency

    泵與風機在電廠中占較大數量,且消耗大量電能,節能潛力巨大,對其改造需要強有力的工具和支持,用商用cfd軟體如fluent可實現泵與風機改造中的模擬與工程設計製造間的結合。為了充分發揮fluent的強大功能,又能最大程度地提高其方便性與交戶性,對其進行二次開發。本課題在國內首先提出對fluent進行二次開發,替代泵與風機性能試驗,形成一體化的優化、輔助製造系統,可大大提高設備改造的率與質量,其主要思想是基於fluent的cad構體軟體gambit進行二次開發,簡化了泵的構體過程,同時,為了優化及參數化方便,採用基於webbrowser的數據管方式,生成新的記錄文件同時產生新的fluent計算能識別的圖形網格文件,這樣就將設計優化者從繁瑣的圖形設計及優化中解脫出來,專注于對計算方案的確定及計算結果的分析,極大地提高了設計優化的率。
  12. The main work of this paper was as fellows : ( 1 ) generalized the development of pre - stressed steel structure in our nation and abroad, and pointed out the main problem in practice ; ( 2 ) presented the mechanism of pre - stressed steel structure and revealed its applicable range ; ( 3 ) established the optimization design model for pre - stressed steel structure, which accounts for constraints on stresses and displacements of structure ; ( 4 ) brought forward the optimization design method, which combined linear programming and the principle of full restriction, through which we can obtain the magnitude of each time pre - stress and the optimized sections of each members of structure ; ( 5 ) analyzed the best times of pre - stress and pointed out that 2 ~ 3 times is preferable ; ( 6 ) conducted optimization design on large - space steel roof, horizontal parallel steel truss with local cables, horizontal parallel steel truss with global cable, and ultra - static steel truss, the result of which indicated that the multiple pre - stress structure is very economic ; ( 7 ) compared different schemes of cable placement for horizontal parallel steel truss, and the results showed that the local cable only unloaded the second girders, but had no response on the first girders and stomach poles, while global cable could unload the second girders and the stomach poles outside of turning point of cable, thus proving that global cable is more economic than local - cable

    本文的主要工作是:對國內外預力鋼結構的發展歷史及現狀作了綜述和總結,指出當前預力鋼結構工程實踐中存在的主要問題;闡述了預力鋼結構的受力機,並指出預力鋼結構的適用范圍和特點;在考慮結構力和變位約束的條件下,建立預力鋼結構優化設計模型;提出多次預力鋼結構優化設計方法和步驟,採用線性規劃和滿約束準則相結合的優化方法,可優化設計出施加的每一級預力的大小,並得到結構各部分的優化截面;對多次預力最佳的施加次數作了分析,並建議以2 3次為宜;為驗證文中和方法,分別對大跨多次預力鋼屋架、局部布索的水平平行弦鋼桁架、整體布索的水平平行弦鋼桁架和局部布索的超靜定鋼桁架等算進行了優化設計,經濟益明顯;對水平平行弦鋼桁架的幾種施加預力的方案進行較,對于局部布索,預力只對下弦起到卸載作用,對上弦和腹桿基本不起作用;而整體布索預力除對下弦卸載外,對索折點以外部分腹桿也起到卸載作用,經濟益好於局部布索。
  13. The variable intercept fixed effect panel data model set up in this paper based on the financial data between 1997 and 2004 of 34 listed companies in electric power industry has proved that the theoretical analysis of this paper is well founded in that the maturity structure of debt financing has remarkable positive relation with enterprise value ; and that the size of enterprises, the ratio of negotiable share and the shareholding ratio of the first shareholder have significant influence on enterprise value

    本文利用34家電力行業上市公司1997 ~ 2004年的財務數據,通過建立變截距固定面板模型,證明企業價值與債權融資期限結構具有顯著的正相關關系,這一結果支持了本文的分析;實證結果還表明企業規模、流通股、第一大股東持股對企業價值具有顯著的影響。
  14. Finally, two examples show that, the availability and practicability of the new model is verified. the analysis of calculation result of berthiervill test embackment shows different part of compression curve have different influence upon the course of consolidation, and correct coefficient and viscous effect have great significance on deformation forecast. associated with the wenzhou airport runway engineering, the reason of increasing of pore - water pressuer in under - lying soft layer and post - construction settlement are given

    最後,通過兩個工程實的分析來說明本文模型的有性和實用性:一是對berthiervill填土試驗場的軟基實測數據和成果進行對分析,闡明考慮結構性擾動和粘滯性對分析天然粘土固結壓縮性的重要性;二是對溫州機場袋裝砂井超載預壓工程進行數值模擬,指出停荷預壓期間下臥層孔壓增加和工后沉降大的原因。
  15. At the soonest approach concerned the theoryon after liberation was producer goods precedence growth, two greater part proportional relation and others, present research tend to industrial structure fluctuant resource allocation effect, industrial policy, traditional industry ' s adjustment and quantification research. industry organization theory is based on microeconomics, orthodox industry organization theory ' s basic feature is scp analyses paradigm, primary school has harvard as well as non - mainstream ' s chicago school, innovation school and neo - austrian school. hotspots in our country recent years are enterprise size, industrial concentration, market structure, as well as relation to performance, entering and exit mechanism and industrial system policy. this article takes over evolutionary economics ' s analytical approach to analyse institution and technology change, which may affect manufacturing industry, and using evolutive viewpoint to research competition, regional cooperation. based on industrial economics ' s theory, the artical puts forward that manufacturing industry take the leading function in economic structure transformation, manufacturing industry ' s laging is maxima drawback for the agro - industry change, and others

    產業結構早在威廉?配第的著作中已有及,要點是產業間的相對收入差異導致勞動力的部門流動;后來又有關于勞動力在三次產業間移動趨勢的研究,產業結構演替規律的分析,工業化過程與后工業化社會,工業結構的高加工度、高技術化及產業結構軟化等問題的研究,我國建國後有關的最早探討生產資料優先增長、兩大部類關系等,目前的研究則趨于對產業結構變動的資源配置、產業政策、傳統產業調整進行定量化研究。產業組織以微觀經濟學為基礎,正統的產業組織的基本特徵是scp分析範式,主要有哈佛學派和芝加哥學派、新制度學派和新奧地利學派。
  16. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛用前景和研究現狀,利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等慣性矩;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用撓曲變形計算公式,而且通過與傳統計算的分析較,表明本文提出的計算公式的準確可靠性;此外,採用換算彈性模量法著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮分析的計算和程序,並通過實分析計算證明了的正確性、程序的可靠性和實用性。
  17. Firstly the method of rayleigh - ritz and galerkin were adopted to analyze the beams under loading combined antisymmetric end moments with transverse uniformly distributed load theoretically, and the results were compared with that offered by kirby, p. a and nethercot, d. a, it showed that result was approximate and even lower and so to some extent the approach used in the paper is practice. secondly several principal factors that affect the beam stability were analyzed respectively, especially the shortening effect was mentioned scarely in some literature so far. at last, the author adopted the matlab to program the finite element software to analyze numerically, the results derived from it were agreed well with it

    本文分別採用了rayleigh - ritz法和galerkin法從上分析了反對稱端彎矩及橫向均布載共同作用下樑的等彎矩系數,並與kirby , p . a和nethercot , d . a分析結果進行對,結果表明本文採用的方法得出的等彎矩系數與其得出結果較,在均布荷載與端彎矩相差不大時基本接近或偏小,說明此方法是可行的,而當均布荷載與端彎矩較大時,根據均布荷載作用進行彎矩等方法來計算。
  18. According to the result of case study on eco - design for two kinds of cable, comparing the risks and benefits of eco - design, we can find that the economic and environmental benefits will be gained greatly through product eco - design. moreover, eco - design can improve the social benefits. at the same time, it also can greatly improve the enterprise performance

    通過對兩種電線電纜產品生態設計實研究,對產品生態設計前後風險與收益進行分析對,產品生態設計后的經濟益、環境益明顯提高,進而改善企業社會益,同時,對企業績的提升產生巨大影響,為在電線電纜行業推廣產品生態設計提供了依據和用價值,也為電線電纜產品提高國際競爭力提供技術支持。
  19. First, based on the analysis to the development condition of computer and property of the input data of bridge, this paper, taking convenience and practicability as principle, develops the multi passages data - in system made up with human - computer interactive interface and excel import model. second, after comparing and analyzing to the calculation theories and methods of creep and shrinkage, clearing up the key steps of creep and shrinkage analysis, the paper takes incremental method to establish program to analyze secondary inner force caused by creep and shrinkage. third, the paper puts some optimal or simplified treatment to the contents of pre - stress and develops relative program ; in addition, through analysis to the different methods used to calculate the secondary inner force caused by pre - stress, the paper combines equivalent load method with finite element, carries out some simplified treatments, and establishes program to calculate secondary inner force caused by pre - stress

    首先,在分析當前計算機的發展狀況及橋梁結構輸入數據特點的基礎上,以方便、實用為原則,採用人機交互界面和excel輸入方式聯合的多通道數據輸入系統;其次,通過較分析徐變收縮計算的各種及方法,澄清了徐變收縮分析的關鍵過程,並採用增量法編製程序,實現徐變收縮次內力分析;再次,對預力的相關計算內容進行適當優化或簡化處,並編制相程序;另外,本文還在較預力次內力各種計算方法的基礎上,將等荷載法結合有限元進行一些簡化處,編製程序實現預力次內力的計算;最後以三個算來校核計算方法及程序運行結果的可靠性,取得了預期果。
  20. In fact, the constitutive models employed in both methods could not re - produce the dynamic behaviour of soil to non - proportional cyclic loading, such as waves loading. to simulate dynamic responses of elastic, visco - elastic and elasto - plastic sea beds, linear and / or non - linear numerical models based on generalized biot ' s theory are developed together with stable and effective algorithm. the difficulty in numerical computation made the generalized biot ' s theory be difficult to be put into practice in the field of geotechnical engineering

    上述兩種方法採用的土體本構模型都不能再現砂土在暴風浪等非加載條件下的動力特性,本文基於廣義biot提出了波浪作用下海床線性或非線性動力響的耦合計算模型與穩定、高數值演算法,分別針對土的彈性、粘彈性與彈塑性本構關系,對海床的動力響進行了有限元數值模擬與分析。
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