進行模擬考試 的英文怎麼說

中文拼音 [jìnhángkǎoshì]
進行模擬考試 英文
practice exams
  • : 進構詞成分。
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : Ⅰ動詞1 (考試; 考問) examine; give [take] an examination test or quiz 2 (檢查) check; inspect3...
  • : 名詞(古代占卜用的器具) astrolabe
  • 進行 : 1 (開展) be in progress; be underway; go on 2 (從事) carry on; carry out; conduct; make 3 (...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 考試 : examination; test; exam
  1. Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated

    由於氣浮臺平衡調方法和手段的限制,實驗過程中氣浮臺質心與轉動中心有一定的位置偏差,必將導致較大的重力干擾力矩,在辨識演算法的推導過程中,重點慮了重力干擾力矩的建和參數辨識問題,推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法,並對演算法了數學和全物理驗證。
  2. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的慮地基變形的地基承載力問題了實用化的探討,提出了慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動驗及相關課題的研究工作,本文以截頭錐地基,對地基(巖基)承載力的動測法了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性型的有限單元法計算、土力學計算及深斤載荷驗四方面了深入討論;本文作者根據多年現場載荷驗的工程實踐,對深井荷驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。
  3. Manipulate mechanism with concentrative link lever has important significance to improve maneuverability of bulldozer currently. this thesis includes : designing manipulate mechanism with concentrative link lever and simply calculating force and displacement for operation, based on the referring existing manipulate mechanism of bulldozer ; using high - grade 3 - dimensional plotting software ug ( unigraphics ) to sculpt ; using adams ( automatic dynamic analysis of mechanical systems ) to establish virtual prototyping model and do kinematic simulation. the results verify the rationality of this mechanism and provide the basis for trial - manufacture of physical prototyping and betterment design

    本文做的主要工作是:參推土機原有的變速轉向操縱機構,設計了集中連桿操縱機構並操縱力和操縱程的簡單計算;使用高檔三維造型軟體ug (全稱unigraphics )推土機集中連桿操縱機構的造型設計;應用機械繫統運動學/動力學分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對所設計的機構建立虛樣機,並運動學分析,驗證了機構設計的合理性,為物理樣機的制和改設計提供了依據。
  4. Through direct pullout test, we examine the effect of the water to cement ratio, contend of steel fiber and silica fume on the bond behavior ; compare the bond behavior of two types of cfrp bars with difference surface treatment ( r1 bars and g1 bars ), and reprocess the one of inferior bond strength ; investigate the bond stress distribution along the bond length of cfrp bars, and assess the adequacy of some exist analytical models of bond - slip behavior to reproduce the experimental bond behavior

    本文主要通過直接拉拔驗,察水膠比、鋼纖維摻量、硅灰摻量以及cfrp筋的表面處理類型等材料參數對粘結性能的影響,並對粘結效果較差的cfrp筋研究了表面處理方法,以提高cfrp筋與rpc的粘結性能;通過在cfrp筋表面粘貼應變片,測定了粘結應力沿cfrp筋埋長的分佈情況,並對現有的粘結滑移本構型與驗結果的合效果了比較。
  5. After that, it gives the measures of designing dsp ' s assembler as a part of the dsp ' s software development environment together with the c - compiler. moreover, this paper explores the method of design the floating - point arithmetic unit. referring to the ieee754 - 1985 standard for binary floating - point arithmetic, the algorithm and the behavior description of floating - point adder and multiplier is given, and the simulation and verification is shown at the end of this paper

    此外,本文還對處理器的浮點運算單元設計做了初步的研究,以ansi ieee - 754浮點數二制標準為參,借鑒了經典的定點加法器和乘法器的設計,嘗性的給出了浮點加法單元和乘法單元的實現型和為級上的硬體描述,並對其和驗證。
  6. On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics

    本文以傳熱學、滾動軸承摩擦學和轉子動力學為理論基礎,以gdz48a型電主軸為例,建立了慮摩擦熱和預緊方式影響的主軸軸承動力學分析型,分析了軸承的摩擦力矩、運動、載荷和剛度,研究了軸承的熱特性、設計和應用參數對速度和動力學性能的影響,並驗驗證。
  7. From experimental result, i preliminarily know that eps is good thermal insulation material because the absorption of water is low and heat insulation is good, it is practicable at preserving temperature field of frozen earth roadbed and bringing frozen disaster under control ; second, according to the analysis of the eps that is applied into practical project, i have studied the practical effect which eps preserve roadbed temperature field, and the influence that was made after building field. i have get that eps can influence moisture content and frozen upper limit, through practical measuring data, i have studied freezing and expanding quantity and melting and submerging quantity during a complete frozen and melting cycle as well as have expanded and proved the practical application effect of eps with some reference significance to deep research of some connected problems. finally, through computer data analysis, setting up the analytical model of finite unit, i have simulated the temperature field of roadbed heat preservation, then expounded and proved that the height of embankment influenced the effect of thermal insulation material

    其一是對聚苯乙烯泡沫塑料( eps )保溫板以及天然路基土層、路堤填料了室內驗分析,結合國內外現在的有關科研成果,綜合確定其各項特徵參數;從驗結果初步認識到聚苯乙烯泡沫塑料是一種吸水率低,隔熱性好的保溫材料,在凍土路基溫度場的保護和凍害治理方面是可的;其二通過eps保溫板在現場工程實踐中的應用分析,研究了保溫板在保護路基土層溫度場的實際效果以及修築路堤后造成的影響,保溫板對土體含水量、凍結上限的影響,通過實測資料,研究了在一個完整的凍融周期內整個路基的凍脹量和融沉變形量,論證了保溫板的實際應用效果,對有關問題的一步研究和相關工程設計具有參意義;其三,通過計算機數值分析,建立有限元分析型,對保溫路基的溫度場計算,論證了路堤高度對保溫材料效果的影響。
  8. This paper researches basic principle of microwave digital phase shifter deeply, reviews different theories of all kinds of microwave digital phase shifter circuit, analyzes loaded - line phase shifter in detail and draws design curves according to formulas. and this paper presents a novel method, which makes use of modeling simulation that software - ansoft serenade 8. 7 provides to evaluate parameter values of pin diodes through s parameter measurement. then, a kind of 6 - bit digital phase shifter circuit is designed and simulated through software - ansoft serenade 8. 7

    本文對微波數字式移相器的基本理論了較深入的研究;綜述了各種微波數字式移相器電路的工作原理,著重對加載線式移相器電路了理論分析,並根據計算公式作出一系列相應設計曲線;提出利用軟體ansoftserenade8 . 7所提供的測量數據合功能,通過測量s參數來確定pin二極體等效電路參數的新穎實驗方法;利用微波電路設計軟體ansoftserenade8 . 7對6位數字式移相器電路、優化設計,做出樣品,並對其性能測分析,對研製微波數字式移相器具有重要的參意義。
  9. For researching the flight test techniques of thrust vector controlled aircraft, dynamic models of thrust vector controlled aircraft were established, four post stall maneuver control laws were designed with the dynamic inverse method, tested and investigated according to a standard evaluation maneuver set ( stems )

    摘要為研究推力矢量飛機的飛技術,建立了推力矢量飛機的動力學型,用動態逆方法設計了4種過失速機動控制律,並在地面飛器上參標準評估機動動作集( stems )了飛驗研究。
  10. Abstract : artifical intelligence methods are implemented to simulate thebehaviors of axially and laterally loaded piles using the field observation tests data obtain ed f rom the drilled shafts and driven piles. the optimal neural network model is deve loped using only simple input data of spt - n values and piles ' geometrical featu r es etc. the analysis for r. c piles of some projects is performed adopting the bp n n and grnn models respectively, and the obtained predicated results are compared w ith the data from conventional design method. it demonstrated the obvious advanta ges of neural networks in the design of pile foundations over the traditional me thods. this paper has an important practical significance and a referential worth iness in the design of pile foundations

    文摘:根據鉆孔樁和打擊樁的原型驗觀測的數據,運用人工智慧方法對橫向承載樁和軸向承載樁的工作特性,並利用標準貫入驗( spt - n )值和樁的幾何特性等簡單的輸入數據,開發出相應的優化神經網路型;然後,運用反向傳播神經網路型和廣義回歸神經網路型分別對某工程的鋼筋混凝土樁分析,並將求得的預測結果與常規設計法的結果比較,結果表明神經網路方法比傳統方法有明顯的優越性,在實際工程設計中具有重要的參價值和現實意義。
  11. Numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    運用cfd數字,以了解縱向通風隧道內熱煙氣流的特性.通過發現對火源非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在慮這些化學反應條件下熱生成區域.建議慮縱向通風隧道內火焰形狀並對它數字.結果與驗結果非常吻合.驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區
  12. Abstract : numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    文摘:運用cfd數字,以了解縱向通風隧道內熱煙氣流的特性.通過發現對火源非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在慮這些化學反應條件下熱生成區域.建議慮縱向通風隧道內火焰形狀並對它數字.結果與驗結果非常吻合.驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區
  13. Fuzzy inference system ( fis ) module, control system module and simulink module are used in the simulation of mrfac system and a set of lest and best control rules are found by " error trial ". it proves that high precision control is realized and the hydraulic mrfac system can achieve dynamic and static performance in this paper

    本文就是利用matlab軟體中的糊推理系統工具箱、控制系統工具箱和simulink工具箱對液壓伺服型參糊自適應控制系統,用「錯法」找出一組數目最少且能夠實現最優控制的條件語句,使系統的動穩態性能得到了大大地提高,基本上實現了超調小,響應速度快地實時控制。
  14. This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation

    本文在長期的室內驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比驗,得出鋼管混凝土的收縮徐變規律,對驗數據合,對鋼管混凝土的收縮和徐變系數了分析和比較,從而為鋼管混凝土的徐變計算式提供參,同時通過引入合理的假定,並結合由「齡期調整有效量法」導出的混凝土徐變本構關系,推導出了鋼管核心混凝土慮徐變影響后的等效彈性量計算公式,並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈了計算。
  15. First, it analyses the human capital characteristics of managers, and establishes the assessment invest system for the managers " human capital value, selecting indexes from three aspects, i. e. it describes the ways of assessment ; it probes into managers " human nature characteristics and proposes a new human nature hypothesis for managers, i. e. " economy human - self - realization human " hypothesis. introducing the information of human capital value of managers and output in reward contract designing, it expands the normal principle - agent model and comes to some useful conclusions. it analyses the relation of spirituality incentive and self - fulfillment ; because in realism the game of owners and managers is multi - phases and managers take on many tasks, introducing comparative performance information and comparativ e human capital value information, it expands static single - task principle - agent model to dynamic multi - tasks model

    分析了經營者人力資本特性,並從三個方面即顯質評價、潛質評價、情景選取指標,建立了經營者人力資本價值評價指標體系,並對評價方法了描述;探討了經營者的人性特點,提出了針對經營者階層的新的人性假設,即「經濟人? ?自我實現人」假設,在報酬契約設計中引入經營者人力資本價值信息與產出信息,拓展了標準的委託? ?代理型,得出了一些有益的結論,並一步分析了精神性激勵與經營者自我實現的關系;由於現實中所有者和經營者的博弈往往是多階段,且經營者擔負著多項任務,因此,本文引入相對業績比較信息和相對人力資本價值比較信息,將靜態的單任務委託? ?代理型拓展到動態多任務的情況,慮了經營者生產性努力和自身人力資本投資努力這兩種努力成本之間的相互作用,研究了企業所有者對經營者這兩種努力的激勵問題,得出了一些有益的結論;對比美國經營者報酬結構分析現階段我國經營者報酬結構存在的問題,提出了我國企業經營者報酬結構改革的對策建議。
  16. In order to solve the problem how to get expert knowledge and how to detect fault, a new settlement is presented in this paper, which is based on simulation. in the beginning of this paper, the writer introduces some conception of conventional expert systems, and analyzes its localization or disadvantage. according to the special of electronic devices, artificial intelligent fault detecting system of a certain radar based on simulation is put forward ; the paper gives the detail of the top bottom design for an example, and gives the solution for remote diagnosing in internet

    本文主要圖解決這么幾個問題:面向故障診斷;對故障注入,獲取故障式,從而獲取系統全面的專家知識;採用糊神經網路對這些知識規約和抽象;採用糊聚類演算法對專家知識診斷現場的融合;採用虛儀表獲取信號數據,運用小波變換等提取故障徵兆,實現故障的診斷和預測;基於型構建嵌套推理演算法,實現故障排除訓練和核,分析崗位人員對原理的掌握情況。
  17. 4. members considered the results of a number of simulations under the model and observed that, while they were not a perfect substitute for historical experience, simulations offered two main advantages : they allowed operations to be tested under extreme conditions ; and they provided opportunities to experiment with the design of the system

    4 .委員會審閱了根據該的多項結果,並留意到盡管不能完全取代以往取得的實際經驗,但有兩項主要好處:可分析貨幣發局制度受到極端情況驗下的運作,以及對系統的設計實驗。
  18. In this paper, the starting process is studied by simulation thich is carried out using identification parameters and common test parameters respectively and the results are compared with that of test. it can be indicated that the running state is considered by the method of indentification parameters

    在論文中,分別利用辯識參數和常規實驗測的參數,對復合籠條轉子感應電動機的起動過程,將兩種結果與實測結果比較,表明利用辨識的方法測取電機參數能夠慮到運狀態對參數的影響。
  19. The system can be satisfied for engine ignition after simulation debugging, this supplies some references for design of engine electric control later

    該系統調后,基本可以實現發動機的基本點火要求,為以後設計用於發動機電控塊( ecm )的控制軟體提供了一定的參
  20. Aiming at drawbacks that environment simulate test laboratory ( estl ) ' s control precision is being dropped, the system digital simulation, the system characteristic analysis is proceeded ; basing on it, intelligence pid control processor, integral desaturation pid control processor, leading adjust control processor ( leading adjust of point of inflection of curve ) is planned, double loop control processors of low temperature system is consummated, so, the new control scheme and control program is formulated ; moreover through control program " simulate debugging and environment simulate test, 18 experimental curves and 19 experimental items is fulfilled totally. it proved that estl ' s control system and control program are successful. experimental result makes it known that the new control plan solves the problem of low control precision

    本論文針對環室原控制系統存在的控制精度下降等問題,了系統及環境系統特性分析,在此基礎上,設計了智能pid控制器、抗積分飽和的控制器、預估補償控制器、完善了低溫系統的雙迴路控制,制定了新的控制方案和控製程序組態,並對其控製程序調及結合實際驗對其控制系統驗證;共計完成了18條曲線, 19個項目的驗,對其控制系統及控製程序了充分的驗。
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