空轉反應 的英文怎麼說

中文拼音 [kōngzhuǎnfǎnyīng]
空轉反應 英文
idling reaction
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 轉構詞成分。
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • 空轉 : [機械工程]1 (機器在沒有負載時的運轉) idling; racing; runfree; blank run 2 (車輪滑轉不前) turn...
  1. In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements

    本文以雙橫臂獨立懸架的向傳動機構作為研究對象,選擇對斷開點和節臂球銷的位置進行優化設計,在此基礎上建立了基於多體系統動力學的導向機構和向傳動機構的數學模型,運用該學科的運動學分析方法研究機構的運動規律,編制了通用優化設計軟體。由於考慮了更多的間因素,取消許多影響準確性的假設,因此建立的數學模型與傳統的方法相比更能映實際運動規律,得到的優化結果也更加精確實用。此外,本文還針對導向機構進行受力分析,在建立該機構的間動力學模型后,運用多體動力學中的動力學分析方法研究各個桿件的受力,計算出上下球鉸的約束力,並開發出了相的通用計算程序。
  2. Constructing quantitative model with ordinary differential equations for the cell - cycle control system, it is appropriate to use ordinary differential equations ( odes ), because molecular diffusion, transcription, translation and membrane transport seem to be fast ( a matter of seconds ) compared with the duration of the cell cycle ( hours ). spatial localization of reactions can be handled by compart - mental modelling, in the spirit of pharmacokinetics

    對于這樣的細胞周期控制系統,用常微分方程是適合的,因為比起細胞周期的時間(以小時計)來,分子擴散,錄,翻譯和膜運輸是很快的(以秒計用藥物動力學的區域化模型的方法,可以處理間分佈。
  3. Viewing from the global tectonics, the authors dynamically described the dialectical relationships between extensions and compressions in time special 4 - d, and pointed out the different tectonic deformation systems corresponding to different tectonic dynamical environments. considering the geological evolution of sichuan basin, from nine aspects, the authors proved that the tectonic dynamical environments of sichuan basin, after its formation, has experienced the early extension, middle transition and late compression environments. correspondingly, as the paper suggests, a considerable attention need to be paid to the comprehensive studies of the early extensional structures, middle inversion structures and the late compression structures of sichuan basin when analyzing its tectonics

    從全球構造著眼,動態地從時間-間四維闡述了拉張-擠壓構造動力學環境的辯證關系,指出了不同構造動力學環境對于不同的構造變形系統。結合四川盆地地質演化歷程,從9個方面論證了四川盆地自其形成以來,構造動力學環境曾經歷了早期拉張中期過渡晚期擠壓的過程,相地在對四川盆地進行構造分析時,要注意早期伸展構造中期構造晚期擠壓構造的識別和綜合研究。
  4. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態饋的控制演算法的程序設計。
  5. First in an 150 - 550 temperature range, the influence of oxygen concentration, space velocity and propene concentration on the no conversion was investigated and then also the macro kinetics of propene oxidization and no reduction

    本文研究了在pt al _ 2o _ 3催化劑上進行的hc - scr,用以稀燃發動機尾氣的治理。首先在150 - 550溫度范圍內考察了氧氣濃度、速及還原劑濃度對no化的影響。
  6. 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

    本文採用理論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比例的間整體模型,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,分析了結構及構件的抗震性能;建立了結構的精細間模型,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比,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,又可達到協調結構換層上、下樓層抗側剛度的效果,是一種較理想的有多道抗震防線的結構型式。
  7. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  8. Yan - fang wang, tian - qing liu, ke - dong song, xiang - qin li, chun - yu bao, xue - hu ma, large - scale expansion of rabbit marrow - derived mesenchymal stem cells ( mscs ) in rotating wall vessel bioreactor ( rwvb ), the 8th tissue engineering society international annual meeting, 2005, oct. 22 - 25, p235, shanghai, china

    趙虎,劉天慶,宋克東,李香琴,孫相玉,馬學虎.成骨細胞在旋壁式中纖維膜生物器內的大規模擴增.第二屆全國化學工程與生物化工年會. 2005年10月,北京
  9. Simply the best kite ever made. fast turning and responsive. amazing lift and unreal hangtime. maximum depower and safety all in one package. can you handle it

    至今市面上最好的風箏.快速向與靈敏.令人驚異的提拉力與超現實的滯時間.最大的卸風與安全全都在一套裝備內.你可以駕馭它嗎
  10. Then multiconductor transmission line model is established. a spinning model is brought forward while analyzing the crosstalk of twisted - pair. it roundly shows the actual structure of twistedpair and greatly improves the calculating precision

    在分析雙絞線耦合泄漏時提出了間旋的模型,該模型較全面地了雙絞線在間360扭絞的真實結構,大大地提高了計算的精確度。
  11. Now the svrt model is applied to study the reaction of h + cd4 hd + cd3 in four mathematical dimensions. in the svrt model, the target molecule is treated as a simirigid rotor composed of two rigid parts. the two rigid parts can exercise only one dimensional relative motion along the coordinate connecting the center - of - mass of the two parts

    半剛性振靶( svrt )模型把參加的多原子分子處理為兩個基本的剛體,這兩個剛性部分能沿通過它們質心的直線做一維振動,另外它還象一個剛性子一樣在3維間中運動。
  12. The formation process of w - type ferrite underwent from oxide of metal, the m - type transition phase to final w - phase. when the heating rate was 5 / min, at 900 for 3 hrs and 1200 for 4 hrs, pure m - type and w - type ferrites were formed in air respectively. with heat treatment temperature increasing, crystal structure was more intact, the saturation magnetization increased and the coercive force decreased

    熱處理過程表明, m型鐵氧體直接由金屬氧化物形成,未經歷尖晶石中間相; w型鐵氧體形成由金屬氧化物到m相過渡相最終向w相的變;當升溫速率為5 min ,溫度在900 ,保溫3小時和1200保溫4小時,就分別形成單相m相和w相鐵氧體;隨著熱處理溫度的升高和保溫時間的延長,衍射峰變尖銳,結晶更完整,心微球的飽和磁化強度增大,矯頑力減小。
  13. Exhaust gas oxygen sensor ( ego ) which is installed in the exhaust pipe of the engine is a significant component in the electronic fuel injection. it has the ability to probe the concentration of oxygen in the exhaust pipe, and can transfer concentration signal to voltage signal which is passed to electronic control unit ( ecu ). in this way the air - fuel ratio can be controlled to the strait range of stoichiometrical point and the three - way catalytic converter consequently can work better

    車用氧傳感器是電噴系統的關鍵部件,安裝在發動機的排氣管上,能夠探測排氣管中的氧氣的濃度,然後將濃度信號變成電壓信號並傳送給電控單元ecu ,從而把燃比控制在理論燃比附近,配合三元催化器進行后處理凈化。
  14. This a / f controller could quickly response and regulate the lpg injection time to meet different engine running conditions and make excessive air coefficient ( a ) in normal operation range of the three - way ca alyst system ( twc )

    該控制器能根據不同的工況快速並調整燃料噴射占比,使過量氣系數符合三效催化化器有效工作范圍( = 1 0 . 005 ) 。
  15. So in our experiment, we applied with freezing and drying bone and bone marrow stem cells ( bmsc ) as cellular seeds. in these conditions, freezing and drying bones provided fine interspaces structure and good adhesive and grow conditions. at the same time, bmsc which transfected vascular endothelial growth factors ( vegf ) as cellular seeds provided the seeds and stimulating factors

    目前,深凍骨已商品化,免疫排斥罕見發生,故本實驗以凍干松質骨作為基質材料、染有血管內皮細胞生長因子( vegf )的骨髓基質幹細胞( bmsc )為種子細胞,這樣既保持了骨組織優良的間結構,又提供了種子細胞和血管化的刺激因子。
  16. Trough comparing the analysis results of two kinds of calculation model, drawing the following conclusion : ( 1 ) this structure - design satisfies the standard ; ( 2 ) in analyzing the complicated high - rise building with transfer - floor, it is very necessary to adopt at least two three - dimension - space analysis procedures with different mechanic model and use the response - spectrum analysis and time - history analysis to analyze the structure earthquake response ; ( 3 ) the calculation model with elastic slab is better than the other with being infinitely rigid in the internal slab and zero in the external slab, which reflects the real load - function situation of the structure

    通過比較兩種分析軟體的計算結果,得出以下結論: ( 1 )本結構設計滿足規范要求。 ( 2 )比較satwe和sap2000分析結果可知,對于復雜的帶換層的超高層建築結構採用至少兩個不同力學模型的三維間分析軟體進行整體計算以及採用振型分解譜法和時程分析法進行地震分析是必要的。 ( 3 )在sap2000分析中,將樓板模擬成彈性板,與satwe分析中的樓板平面內無限剛平面外剛度為零的模擬方式相比,這種模擬方式能更真實的結構的實際受力情況。
  17. Second, engine ' s partial velocity characteristics model and universal characteristics model are built the throttle opening is considered as an essential factor to build the model for reflecting the actual working performance of engine. the situation of the throttle opening change is studied, and a simulation method is given to use torque curved surface and vehicle dynamics equation on base of differential approach method. engine test software is developed for the engine no - load test, variable throttle opening test and throttle step change test

    其次,建立了發動機的部分速度特性模型和萬有特性模型;為了更好的映發動機的實際工作特性,將油門開度作為一個重要參數參與建模,並對發動機變油門的情況進行了研究;結合矩曲面和整車動力學方程,採用微區間逼近法確定了發動機變油門過程模擬方法;開發了發動機試驗測控軟體,利用該軟體進行了發動機載響試驗、發動機不同油門開度試驗和油門階躍變化試驗,並對實際試驗數據和數學模型計算數據進行對比;在vc + +平臺上開發了發動機特性模擬模塊,在系統中用軟體實現了變油門控制發動機特性的功能。
  18. 3the spraying technique has strict process requirement on interior decorative materials. under specific circumstance, ethoxyline or polyester, via their thermosetting property, is converted into modified epoxy i. e. high molecular material so as to obtain the advantages such as smooth surface, uv resistance and air pollution resistance

    3噴塗技術對室內外裝飾材料的工藝要求極高,環氧樹脂或聚酯通過熱固性使其環氧樹脂或聚酯能在特定的條件下得到充分的化成改性環氧即為高分子材料達到表面平滑抗紫外線,抗氣污染等特點。
  19. This paper firstly compares the provisions about torsion effect and anti - torsion design in several codes ( the old and new chinese code for seismic, and some other countries " codes ). then, according to the code for seismic design of buildings ( gb50011 - 2001 ) and the code for concrete structure design ( gb50010 - 2002 ), the paper designs two multi - storied irregular concrete spatial frames, which respectively situated at the area of fortification intensity 8 and 9. subsequently, using the program based on the column - beam element of fiber model, input several ground motion records, which are selected according to the demand of code, to carry the structures " three - dimensional nonlinear analysis in two perpendicular directions at the same time

    本文對比了我國新、舊建築抗震設計規范( gb50011 - 2001 、 gbj11 89 )以及國外設計規范(或指南)中關于結構扭與抗扭設計的相關規定;按照新建築抗震設計規范和混凝土結構設計規范( gb50010 2002 ) ,設計了設防烈度分別為8度和9度的兩個多層鋼筋混凝土不規則間框架結構,利用纖維模型樑柱單元的三維非線性動力分析程序,根據新抗震設計規范的要求,在設防地震作用和罕遇地震作用水準下選擇適當的地震波作為輸入,對結構進行了雙向地震作用下的三維非線性動力分析。
  20. An improved distribution method of the horizontal lateral forces to the planar structures and a new one to the structures with torsional responses are presented. the example of the pushover analysis testifies the validity and feasibility of the studied distribution method, and the potentiality of the use of static pushover analysis method to irregular structures is also proved. the capacity spectrum method of the structural performance evaluation is discussed in this paper

    對鋼筋混凝土結構靜力推覆分析( push ? over )的研究,主要討論了靜力推覆分析中水平側向力的分佈形式,提出了一種平面結構的改進水平側向力分佈形式和樓層平面出現不可忽略扭間結構的水平側向力分佈方法,並用推覆分析實例驗證了所提出的水平側向力分佈形式的正確性和可行性以及靜力推覆分析適用於不規則結構的可能性,同時也驗證了結構變形控制抗震設計方法的合理性。
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