時間總合作用 的英文怎麼說
中文拼音 [shíjiānzǒnggězuòyòng]
時間總合作用
英文
temporal summation- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 總 : Ⅰ動詞(總括; 匯集) assemble; gather; put together; sum up Ⅱ形容詞1 (全部的; 全面的) general; o...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
-
The second passage of the article is the essential section, composed with macrocosm design, organization implement and feedback collection, designing and outlining the systemic model of certificate of leadership qualification, the whole assessment system pays attention not only to the macrocosm structure, proper and scientific frame, extensive applicability, but also to concrete steps, exiguous and intuitionistic programming, simple and convenient operation. the macrocosm design exerts modern examination theory and systemic project method to describe thoroughly the basic principles, applicable range, certificate categories, the setting of organization system, assessment target of leadership qualification, the choice of content and technology ; organization implement gives exiguous and concrete designs on the period of qualification examination, choosing time, confirmation of the certificate scale and qualification censor, written examination, interview, pub
總體設計中運用現代考試理論和系統工程的方法,適應形勢,結合實際,對認證制的基本原則、適用范圍(正副廳、正副處、正副科等三等六級) 、認證的分類、組織體系的設置、任職資格認證評價目標、內容和技術的選擇進行了宏觀全面地闡述;組織實施中對任職資格考試周期、時間的選擇、認證規模的確定以及資格審查、筆試、面試、考察、公示的操作等進行了微觀具體地設計;反饋迴流中對認證工作的檢驗和評估、任職資格的跟蹤動態管理和認證制保障機制的建立進行了詳細說明。The calculation methods of shelters ’ capacity and the discount method of road capacity under the situation of emergency evacuation were given. then, taking emergency evacuation of the beijing 2008 olympic games as an example, we make out the emergency evacuation preplan for olympic games. on the aid of the advanced computer system simulation techniques, using emergency evacuation simulation software to animate the whole process of olympic evacuation for the fist time, and got some key parameters that can provide decision making supports for decision - makers, such as, the whole evacuation time, the average evacuation speed etc. and the simulation results were analyzed
本文首先分析了我國大城市的交通狀況和突發事件發生狀況,在分析國內外應急疏散研究現狀的基礎上,借鑒國內外應對突發事件應急疏散的經驗和教訓,結合我國大城市突發事件應急疏散的具體特點,提出了大城市突發事件應急疏散研究的總體框架,提出了突發事件應急避難所和應急疏散道路的選擇原則,給出了應急避難所的容量計算方法和疏散道路在應急狀態下的道路通行能力的折算方法;然後以北京2008年奧運會突發事件的應急疏散為例,制定了奧運會突發事件應急疏散預案,藉助先進的計算機系統模擬技術,首次利用應急疏散模擬軟體orems對整個疏散過程進行了模擬,得到了總體疏散時間、平均疏散速度等可以為決策者提供決策支持的關鍵參數,並對模擬結果作了分析。In this paper, firstly the macro parameter of the series connection app was comprehensively analyzed, among which the trajectory location of the bullet emission and the terminal velocity of the bullet were mainly analyzed, and the feasibility of the series connection app to cope with explosive reactive armor was demonstrated. and then the macro design about the head of the series connection app was made, among which a particular analyse about the bullet " s launching process was made, from which we concluded the relation between the thickness of the airproof loop and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the burning rate of the powder and the relation between the length of the bullet and the maximum pressure of the emission hole and the relation between the length of the bullet and the emitting time of the bullet, and the reasonable str ucture of the head of the carrier and bullet were designed, then the intensity of the head of the carrier was checked out using of the software of ansys
本文首先對子母式穿甲彈總體參量作了全面的計算分析,其中主要分析了子彈射出的彈道位置和必要的子彈著靶速度,論證了子母式穿甲彈對付爆炸式反應裝甲的可行性,然後對子母式穿甲彈彈頭部進行了總體設計,其中主要對子彈的發射過程進行了詳細的分析,得出了母彈彈頭部發射孔內閉鎖環厚度與子彈飛離母彈速度的關系、子彈長度與子彈飛離母彈速度的關系、子彈長度與火藥燃燒率的關系、子彈長度與母彈彈頭部發射孔內最大壓力的關系以及子彈的長度與子彈發射所需時間的關系,設計出了合理的母彈彈頭部結構和子彈的結構,並利用ansys有限元分析軟體對母彈彈頭部的強度進行了校核。This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces
本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用荷載的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。Experimental result shows that cavitation can destroy metal cyanogen preparation and chemical property of bearing cyanide wastewater is changed ; it intensify the fiber ' s adsorption progress and reduce the time of adsorption equilibrium, the general cyanide adsorption rate is increased 5 % or so, but it strength the different effect on different metal - cyanide negative ions ; strengthen effect of copper cyanide complex is stronger than zinc and iron cyanide complex, so ultrasonic wave may strength the fiber ' s adsorption processes
實驗結果表明,功率超聲的空化作用能破壞金屬氰配合物鍵,從而改變含氰廢水的化學性質,另外也可縮短吸附平衡時間,強化纖維的吸附過程,使總氰的吸附率可提高5 %左右;功率超聲對不同金屬氰配合物離子的強化效果是不同的,對銅氰絡離子的強化效果要強于鐵氰、鋅氰絡離子,所以功率超聲可以強化纖維的吸附過程。In the forth part, the author analyzed the process of system changes of chinese township enterprises, using the framework established in the third part. first, the author reviewed the development history of chinese township enterprises. then, she analyzed the three stages of chinese township enterprises usually have passed, which are the collective system, contract system or lease system, hare - holding co - operative system and hare - holding system
首先介紹了中國鄉鎮企業的發展歷程;其次運用第三部分建立的分析框架按照時間進度對中國鄉鎮集體企業制度變遷的結構與過程進行了分析,總的來說,中國鄉鎮集體企業制度的變遷經歷了三個階段:集體所有制時期、承包制租賃制時期、股份合作制或股份制時期;作者總結了中國鄉鎮集體企業制度變遷過程中所呈現的特徵:社區政府逐漸推出企業經營;需求誘致為主的制度變遷;變遷具有階段性和差異性;整體配套改革需要落實。According to the army operational readiness training management stipulation and the present standard, the unified subject design, the unification ascend the statistical system, the unification analysis examination and approval principle, the strict all levels of jurisdiction, facilitates each kind of information gathering, at the same time adapts the different user object information need ; depends on the army local area network, the armed forces net, realizes, between horizontally the vertical units to operation and so on data long - distance input, inquiry, report form, printing, achieves internal information true sharing ; the strict internal supervising and managing system, strengthens the information management, promptly realizes internal data automatically to report, the higher authority department can to report the information to carry on compiles, the merge and the analysis, promptly grasps each kind of resources for the correlation leader the memory, the assignment, the
根據部隊戰備訓練管理規定和現行標準,統一科目設計、統一登統計制度、統一分析審批原則、嚴格各級權限,方便各種信息採集,同時適應不同用戶對象的信息需求;依託部隊局域網、軍網,實現橫、縱向單位間對數據的遠程錄入、查詢、報表、列印等操作,達到內部信息的真正共享;嚴格內部監管制度,強化信息管理,實現內部數據的及時自動上報,上級部門能對上報信息進行匯總、合併與分析,為相關領導及時掌握各種資源的存儲、分配、使用狀況提供依據,全面提高部隊作戰、戰備、訓練和保障的應變能力;加強對新舊數據、橫縱向數據的管理,全面分析和挖掘數據間的聯系,充分利用數據的潛在價值,為資源管理者提供快速有效的決策支持。To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds
利用所取資料,系統分析了不同強度沙塵天氣條件下沙塵氣溶膠質量濃度和質量濃度譜、粒子譜分佈、光學厚度、化學組分等特徵;綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用;用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明,沙塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下,湍流動量通量和湍流感熱通量都是重要的湍流交換,沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward
從輪軌摩擦、輪軌接觸幾何關系、輪軌接觸應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討,從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結;應用輪軌系統動力學,建立了輪軌空間耦合振動時變模型,採用vogel側磨指數作為鋼軌側磨指標,系統分析了輪軌參數變化的情況下,軌頭側面磨耗的變化規律,重點分析了軌道不平順對鋼軌不均勻側磨的影響;對山海關工務段1990年以後現場測得的曲線鋼軌側磨數據進行了分析,通過擬合得到了鋼軌側磨量與運量的關系曲線,並總結了曲線上股鋼軌側面磨耗的特徵和發生、發展規律;最後提出了一些減緩曲線鋼軌側面磨耗的措施。Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control
本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等特點。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope
(三)採用模態疊加法針對爆破動力作用,進行邊坡的動力響應分析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡面頂部水平向加速度峰值最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究剖面的坡面,水平向加速度及位移在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平向位移及加速度絕對值均大於坡腳; ( 3 )強迫振動段,水平向加速度值隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振速較小時,變形破壞的形式表現為坡頂表面滑塌型。Based on the waste residue continuing to use the theory of pure gypsum as amendment in improving alkaline soil establish a plan that with saving resources, water and with better effect and rapid speed. reach on the effect of the same - ion effect and salt effect of nacl in course of improving the alkaline soil. then after the certain amount of gypsum for exertion is decided, compare the effect of exertion of waste residue for one time with for more than one time
首先比較煤煙脫硫廢渣與化學純石膏改良的物理化學過程的異同,在廢渣基本上可以沿用純石膏改良的理論基礎上,在一定的計劃改良深度內,定量的石膏施用方法的情況下,建立一個省石膏,省水,省工,效果好,速度快的方案;同時研究了nacl的鹽效應和na _ 2so _ 4的同離子效應在純石膏改良堿土過程中起到的作用;最後針對石膏施用量確定之後,一次施入還是分次施入更好,進行了探討;結合當地耕作條件,總結各有利的技術措施,指導田間的生產實際。Facing to manufacturing system, this paper analyzed its characters and evolvement of production management modes, demonstrated that lean production and human - based theory were practical ways to reform our manufacturing systems fit for the reality. a division method was raised to separate the job - scheduling problem into shop and station types, and emphasis was pressed on the study of partheno - genetic algorithm ( pga ), a revised genetic algorithm, to calculate this problem. a new kind of gene joint - move algorithm was also raised
針對製造系統,分析其生產管理模式的特點和變遷,論證了精益生產和以人為本的思想是適合現階段我國實際的製造系統管理模式改造途徑,對其中的主要具體問題?作業計劃調度提出shop (車間)和station (工作站)型兩分法,求解上重點研究了遺傳演算法的改進型式?單染色體遺傳演算法( pga )的基本理論,提出一種基因聯合移位運算元,證明了演算法的有效性與優越性,研究了如何將pga應用於製造系統作業調度這一復雜的組合優化問題,針對生產中總時間最短和jit兩種生產性能指標,給出了具體的解決方案及運算過程。This article is divided into five parts totally, explaining the special relationship between palestine and jordan from the aspect of economy, military and population etc. in the fist part, origin of jordanian - palestinian relations is been discussed ; in the second part, i expatiate upon the development of the jordanian - palestinian relations from 1967 to the late of 1970s, and generalize that the character in this period is cooperation and conflict ; some important history events are expounded in the third part, such as the camp david agreement, the lebanon war, the reagan plan, the jordanian - plo agreement and the palestinian intifada. at the same time, the conclusion can be drawn that the relationship between the plo and the jordanian government was characterized by instability, mutual mistrust, caution and rivalry ; in the fourth part, after the end of the cold war, both jordan and plo adopted practical policies, and then the relationship of equal colleague has become the main trend ; in the last part, i summar ize the predominant factors which influence the relationship between jordan and palestine and give history outlook to the future jordanian - palestinian relations
第一部分,重點闡述約巴特殊關系形成的歷史淵源;第二部分,採用對比的手法,通過對1967年70年代末約旦與巴解組織之間關系演變的歷史考察,深刻揭示出在這一時期約巴關系的特點是短暫合作和長久沖突;第三部分,通過對戴維營協議、黎巴嫩戰爭、里根方案、約巴協議聯合行動方案、巴勒斯坦大起義等重大歷史事件分析,闡釋約巴關系親密接觸和悲歡離合的內在原因,推論出80年代的約巴關系具有不穩定、不信任、謹慎、競爭甚至反復等特點;第四部分,冷戰結束后,政治解決地區沖突已成為地區局勢發展中的一股主流,約巴雙方都採取了新的務實政策,平等友好關系是約巴關系發展的主流;第五部分,這是全文的落腳點,總結制約和影響約巴關系主導因素,並且展望未來。Then they divide output growth, in individual sectors and in the market economy, into the contribution of various inputs : hours worked, the mix of skills in the labour force, it capital, other capital and “ multifactor productivity ” ( mfp ) ? in theory, the adroitness with which the other inputs are combined ; in practice, what is left over after changes in labour and capital are stripped away
然後,對各個不同的工業,在考慮到市場經濟的影響下,把產量的增長歸因於不同的生產要素:如工作時間,勞動力的綜合技能, it資產,其它資產和「多因素生產力」 ( mfp ) -理論上解釋為,把其它因素綜合利用起來的熟練程度;實踐中是去除勞動力和資本因素影響后剩餘因素的總和。( 4 ) in the research of the correlation between farmer ' s human capital and igfh, the influence of farmer ' s educational degree and technique training to igfh was positively analyzed, it shows that : ( das while as the educational degree of familial main labor is increasing, income of farmer household is growing ; in the meanwhile the correlation between educational degree of familial main labor and farmer ' s income from high technique industry is obviously demonstrated ; ( 2 ) farmer ' s per labor income is increasing as general educational degree of familial labors is increasing, also farmer ' s income is quicken - up as their years of schooling increasing, and farmer ' s per labor income is not strongly correlated with some lines of business ; ( d as for familial labor trained for an special profession, the farmer who received training has more income, also illiterate households had more income after being trained compared with high - schooling households
( 4 )在農戶人力資本與其經濟收入增長關系的研究中,實證分析了勞動者文化程度和職業技術培訓對農戶經濟收入增長的作用。結果表明:隨家庭主要勞動者浙江大學博士學位論文農戶投資對其經濟收入增長的作用研究一一以山西省為例文化程度的提高,家庭人均純收入呈增長趨勢,同時主要勞動者文化程度與勞務收入以及在技術含量較高產業的收入之間表現出較強的相關性;隨家庭勞動者綜合文化程度提高,勞均純收入呈增長趨勢,且表現出較為明顯的遞增報酬關系,但與家庭經營內部一些業別的勞均收入之間呈現弱相關性;從農戶家庭勞動者接受職業技術培訓情況看,總體上接受培訓的農戶收入高於沒有接受培訓的農戶收入,且文盲戶接受培訓后收入增長較高中以上戶顯著。The parameters in the study included the fire duration time, the axial load level, the section type and the strengthen method. the ultimate lateral strength, flexural stiffness, dissipated energy and ductility of the columns were compared and analyzed. ( 2 ) based on the stress - strain relations for steel and concrete after high temperature and the temperature field in the structural member, fiber - based model was developed to calculate the hysteretic moment ( m ) versus curvature ( ) relations and the lateral load ( p ) versus lateral displacement ( ? )
( 2 )在確定高溫后鋼材和混凝土在往復荷載作用下的應力-應變關系以及構件截面溫度場的基礎上,考慮力-溫度-時間作用路徑,建立了火災后鋼管混凝土壓彎構件滯回性能的理論分析模型,對火災后鋼管混凝土構件的彎矩-曲率( m - ) 、荷載-變形( p - )滯回關系曲線進行了分析,計算結果與實驗結果總體上吻合較好。So, how to enhance the power of competition of chinese industry and companies is being the issue which the academia had to consider. while the modularity, being an effective method to resolve complicated system or product, has been used in the design 、 exploitation and the production of computer since 60s, 20 century, and has been applied the realm the industry of auto, architecture etc. this method is changing company ’ s notion, promoting resource been distributed and utilize reasonable, enhancing the power of competition of industry, and promoting the corporation between enterprises. in a word, as the developmental direction of industrial organization in 21 century, modularity is changing the structure of industry and enterprise, and will take us into a modularity age
而模塊化作為一種解決復雜問題的有效辦法,從20世紀60年代在計算機電腦產業的產品設計、開發和生產中得到應用開始,已經被越來越多地應用到汽車、建築、網際網路通訊等諸多產業領域,它促進了社會資源的合理分配和利用,提升了產業的競爭力;推動了企業間的合作,有助於產品生產成本和交易成本的降低;加快了創新的速度,為消費者提供了更多具有個性化的產品和服務… …總之,模塊化作為21世紀產業組織發展的方向,正在改變著現存企業的經營理念,改變著產業的結構,並將我們帶入到一個模塊化的時代。Consequencely, the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, and the back - analysis and the prediction of the parameters of the dam system have been done according to the operating observed data. the research work involves several aspects as follows : 1 ) a back - analysis model including the prior information and a predictive model of nonlinear time series were established ; 2 ) the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, in which the analysis module of the loading effects, the back - analysis module, the forecasting module of the physical parameters and the assessment module of the operating state were contained ; 3 ) according to the operating observed data, the operating state of the dam was assessed and predicted with the analysis system of the operating state, the results suggested that the dam is in basically normal operation at present
具體工作有以下幾方面: 1 )收集整理漫灣水電站大壩運行監測資料,並對其進行了系統分析,從觀測資料本身直觀的分析了大壩的運行狀況; 2 )總結位移反分析的理論及方法,建立了考慮先驗信息多介質位移反分析模型,基於神經網路非線性映射功能,建立了神經網路時間序列預測模型; 3 )以ansys軟體為平臺,開發了漫灣水電站砼重力壩運行狀態評價模塊,結合荷載效應分析、參數反演分析、參數預測分析三個模塊組成漫灣水電站砼重力壩運行狀態分析系統;實現了對漫灣水電站運行狀態的動態「反演-預測」分析; 4 )利用漫灣水電站砼重力壩運行狀態分析系統,在漫灣大壩實測資料分析、大壩砼特性參數反分析、大壩砼彈性模量衰變規律及預測分析的基礎上,系統的分析並預測了大壩運行狀態。分享友人