理論長度 的英文怎麼說

中文拼音 [lúnzhǎng]
理論長度 英文
theoretical length
  • : 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
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 理論 : theory
  • 長度 : length; longitude; size; extent; footage
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機進行研究,利用全錨固錨桿的中性點,從等效均化的角來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了根據,也形成了本文的基礎:最後,文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群生態學的角、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵,包括南方紅豆杉種群年齡結構、種群空間格局(探討分佈格局動態規律與生境相互關系) 、不同立地條件下種群優勢趨勢、生態位寬、生態位相似比例、生態位重疊、空間占據能力及種間競爭等,分析其目前現狀及瀕危原因,期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供基礎,也為瀕危植物種群生態學的研究提供參考。
  3. Firstly, based on the retrospection and analysis of the history and status of the m & a development globally, the dissertation synthesizes the investigations in the domestic and foreign m & a theories, and discusses about the m & a motives on the both sides of the mergees respectively and then indicates that m & a has already become the basilic resort to speed the companies " growing

    首先,文在對全球企業並購的發展歷史與狀況作回顧與分析的基礎上,結合國內外並購的研究,從並購雙方各自不同的角對企業並購的動因進行了探討,並指出並購已經成為促進企業快速成的重要手段。
  4. But the latest doha setback ? a failed ministerial summit between the round ' s self - styled leaders, america, the eu, india and brazil, in potsdam on june 21st ? had less to do with rich - world rigidity than indian indifference and brazilian brinkmanship

    但是最近的多哈回合的挫折? ?美國,歐盟,印以及巴西6月21日在波茨坦市(舉行的)自封的領導們之間的部級峰會? ?是談的冷淡態和巴西的邊緣性政策多於處富國的強硬政策。
  5. The keynesians believe that the high interest rate, which was caused by liberalization, blocks the growth of investment and output. on the contrary, the classicists think that the low interest rate, which was controlled by government, decrease the quality of investment and then depress economy growth

    主張實行利率管制制大都認為市場化后過高的利率水平影響實際投資水平和產出增:與之相反,反對利率管制制又大都認為管制導致的利率水平過低會降低投資質量,進而影響產出增
  6. On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied

    在收集、整國外對胭脂蟲的研究資料基礎上,首先從胭脂蟲的形態學、分類學、生物學特性入手,進而在實驗室內利用人工氣候箱,應用正交設計方法,設計了4種溫、 2種濕、 2種光照梯的不同組合,通過測定胭脂蟲的孵化率、 1齡若蟲的存活率、 2齡若蟲至成蟲期存活率、種群趨勢指數、世代歷期、雌成蟲的大小、懷卵量等生物學指標,深入研究胭脂蟲在這些組合下的生發育狀況,應用數統計方法,分析出溫、濕和光照對各項生物學指標的影響,找出胭脂蟲適宜的室內培育條件,並為野外胭脂蟲的培育提供一定的依據。
  7. The theory overall illuminates how the investment company proceeds the stock choice and turns the stock choice into the concrete number by turning six factors given weights that affect the result of the stock choice into the probability of the stock choice by the quantitative method. the important points lie in : 1 considering the external environment, the growth nature, the venture and the corporate v alue ; 2 overcoming the non - comparability of the financial ratios between the corporations of different lines

    從公司的外部環境和公司的內部因素全面地闡述了投資公司如何進行股票選擇,以及通過對成性、公司所處的風險、宏觀及行業、公司的價值和處于不同行業的企業間財務比率進行量化處,將影響股票選擇的六大因素賦以權值后轉化成股票選擇的可能程值,從而將股票選擇用具體的數值來表示。
  8. ( 2 ) study on the effects of the design parameters of the piles, which affect the counterforce on the pile head and the sedimentation characteristics of the piled raft foundation. ( 3 ) the principles, methods and processes of balance design method for variable - rigidity were expatiated on the basis of above studies

    研究表明:樁距、樁、樁徑及筏板厚的變化對樁筏基礎樁頂反力及沉降特性有很大影響,特別是筏板厚和樁距的變化對樁筏基礎沉降差影響甚大。
  9. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕和霜厚分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  10. Using the model experiment data, the authors calculate the decreased percentage of water jump length, unit width hydraulic jump volume and the water depth downstream of the jump ; and also calculate the energy dissipation rate of dentoid baffle, it is concluded that the device of dentoid baffle can increase the energy dissipation rate of hydraulic jump theory and decrease the engineering cost

    計算了新增齒墩設施的消能量,同時計算了新增齒墩設施的躍后水深、水躍和單寬水躍容積減少的百分數。結果表明,採用齒墩設施,可增進消能作用,並取得顯著的經濟效益,達到附加射流水躍所預期的效果。
  11. We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center

    我們分別以苯、二苯乙烯、噻吩為中心,氨基、二苯氨基和二乙氨基為電子給體,硝基為電子受體組合形成的分子為研究對象,在從頭計算的水平上用密泛函計算了這些分子在低激發態下的單、雙光子吸收強,重點研究了分子的、中心和給體的供電子能力對分子單、雙光子吸收的影響。研究結果表明,分子與單光子吸收強之間有密切關系,而在雙光子吸收中這種關系較弱;中心在雙光子吸收中具有重要的作用;在中心和受體一定的情況下,增加給體的供電子能力,可提高雙光子吸收強
  12. On the basis of modern blasting theories, the moving process of explosive stress field of multi - row and simultaneity is analyzed and the characteristics of stress field inspired by equivalent effect cell of globosity charge in cylindrical charge structure are considered. thus energy distributing equation of detonator explosion is established and the explosive energy utilizing rate factors are known. so the moving process model of the hole filling is constructed and the equation of calculating reasonable filling length is produced

    本文在現代爆破的基礎上,分析了多排同段爆炸應力場的作用過程以及柱狀裝藥結構中等效單元球狀藥包所激發的應力場特點,建立了炸藥爆炸能量分佈方程,明確了影響爆炸能量利用率的因素,構建了炮孔充填物運動過程模型,得出計算合充填方程。
  13. In order to obtain the most economic benefits, the paper utilized the theory of " homalographic characteristic " and " share alike compensation current characteristic " to build up the best compensation relation for " hour - current " curve applied to transformer substation and for " length - current " curve applied to distribution line

    以獲得最大經濟效益為目標,利用「等面積特性」和「補償電流等分特性」。推導了應用於變電站的「時間?電流」曲線關系中存在的最佳補償關系,以及應用於配電線路的「?電流」曲線關系中存在的最佳補償關系,及補償后的經濟效益計算模型。
  14. This unevenly location of fdi and it ' s fluctuate trend affected the balanceable development of regional economy profoundly. based on the international capital flows and the economic facts of fdi flowing into china, this paper establishes an analytic framework with international economics and regional economics, then analyzes the effect of fdi on regional economic growth and in the end put forward the regional policy advice which would stimulate foreign investments inflowing into china

    本文以經濟全球化趨勢下的國際資本流動和改革開放的經濟現實為背景,借鑒新制經濟學和新古典經濟學分析方法,建立了國際經濟學、區域經濟學和發展經濟學的分析框架,分析與實證研究相結合,重點運用數統計方法和計量經濟模型,利用時間序列和橫斷面數據對fdi對我國區域經濟增的影響進行了全面分析,並提出了引進外資的區域政策建議。
  15. This article obtains from the research technology progress to economy rate of rise contribution degree, the use " the charles w. cobo and paul howard douglas production function " and " solow function " unifies the technology progress to the northern tianshan slope economic belt economy rate of rise contribution degree to make the theoretical analysis and the real diagnosis discussion, analyzes this region technology progress development through computation different time technology progress contribution degree the dynamic behavior, through compares each interurban technology progress contribution degree difference condition analysis promotion technology progress level to enhance intrinsic machine - made and the external environment, by tendency angle research technology progress condition and influence factor, thus hinders the northern tianshan slope economic belt technology progress factor, and the ponder countermeasure, accelerates the northern tianshan slope economic belt technology progress, the promotion economy growth provides the reference.

    本文從研究技術進步對經濟增的貢獻入手,採用「柯布-道格拉斯生產函數」和索洛「增方程」相結合的方法就技術進步對天山北坡經濟帶經濟增的貢獻做出分析和實證探討,通過計算不同時期的技術進步貢獻來分析本區域技術進步發展的動態行為,通過比較各城市間的技術進步貢獻差異狀況分析促進技術進步水平提高的內在機制及外在環境,以動態的角研究技術進步的狀況和影響因素,從而為分析阻礙天山北坡經濟帶技術進步的因素,並思考對策,以期加速天山北坡經濟帶技術進步,促進經濟增提供參考。
  16. Firstly, by numerical and theoretical analysis, the author compares some existent confidence intervals, for example, " exact " confidence interval, wald confidence interval and bayesian confidence interval, and finds some deficiencies points of the confidence intervals, whose modification version has been proposed. also, several better confidence intervals such as are also presented. secondly, for given confidence coefficient and interval width, the author constructs a class of asymptotical two - stage interval estimate procedures. at the same time, under varies restriction of confidence coefflcientent interval width, the optional sample size of the first stage has been computed by numerical computation. the numerical computation shows that the method considered in this dissertation have good properties and applied value

    同時,由於poisson分佈的特性,我們知道不存在其參數區間小於0 . 5的置信區間,基於這些情況,我們主要展開了以下兩個方面的研究:一是利用數值計算分析與分析的方法對現有的若干置信區間如「精確」置信區間, wald置信區間, bayes置信區間等進行分析比較,發現了一些缺陷,針對這些缺陷,我們進行適當的修正,並得到幾種性質較好的置信區間如:修正大樣本區間jeffreys原則下置信區間二是針對已給定的置信系數與區間,我們提出了一種漸近的兩階段區間估計程序,並利用數值計算的方法,在各種置信系數與區間限定下,算出了最優的第一階段觀測次數(抽樣量) ,大量數據表明,本文考慮的方法性態良好,具有應用價值。
  17. Why we call public interest litigation as new litigation, one reason is that we have not set any system about public interest litigation in our civil procedure act and administrative procedure act ; another reason is that the history of public interest litigation is only morn than one hundred years which make it looks like a juvenility in the field of action law. for it is new, it must has more theory space and practice worth to study, so i choice it as my subject of master " s degree

    公益訴訟之所以被稱之為新型訴訟,一是因為在我國現行的民事、行政訴訟框架中沒有設置相關的制;二是因為放在國際大背景來看,它的成歷史也不過區區一百多年,是訴訟法領域內尚不成熟的「少年」 ,正因其「新」 ,充滿可供研究探索的空間,具有發展完善的實際價值,我選擇了它作為碩士文的課題。
  18. At the same time in theory extent summarize the management experience of changjiang yingongzhou water area, expound setting up direction tridimensional monitor - control vessel traffic safety management mode, improve management level in full - scale, all

    武漢工大學碩士學位文同時從分析江尹公洲水域管現狀,提出建立全方位立體監控船舶交通安全管模式。
  19. The influence of nano - al2o3 on the sintering and the properties of the si3n4 ceramics was researched in this paper. the samples with different amount of nano - al2o3 were obtained by using pressureless sintering at 1600, 1650, 1700 in the nitrogen atmosphere. the microstructure and the composition of the ceramics were determined by the means of x - ray, sem, micro - hardness meter etc. it is show that the sisty ceramics can be densified at 1650c to % percent of the theory density through the addition of nano - al2o3 ( the value could be 90 percent by other technique ). the crystalline growth of the cylindrical - si3n4 and the ratio of its longitude to its diameter are increased with the addition of nano - al2o3. a uniform microstructure and an fined crystal as well as more sialon phases can be obtained in the si3n4 ceramics through the addition of that

    實驗結果表明:在碳管爐中、氮氣保護下進行燒結,添加劑為納米al _ 2o _ 3粉末時,由於納米粉末的高活性、高燒結驅動力,在1650就可使si _ 3n _ 4完全地燒結,並使其緻密可達的96以上(比其它工藝高6左右) ;同時,納米al _ 2o _ 3地加入大大促進了柱狀? si _ 3n _ 4的生和發育及柱狀晶徑比的提高,使微觀結構均勻、細化,形成了更多力學性能優異的固體? sialon相,減少了不利於陶瓷材料性能的晶間玻璃相,凈化了晶界。
  20. Although the description has a theoretical maximum length of the

    類的最大理論長度(該類
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