計時測驗 的英文怎麼說

中文拼音 [jìshícèyàn]
計時測驗 英文
time trial
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 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...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 計時 : reckon by time; timing; chronography
  • 測驗 : test; trial run; examination; testing
  1. It also analyzed the whole stress of the ribbed shell structure under the explosive load. the analytic result keeps well with that of the dynamic response of 6. 8kg tnt. it shows that this analytic method in this paper is feasible for the design and inspection of cave depot of single aircraft

    通過理論計算與6 . 8kgtnt裝藥爆炸時的動力響應實測比較，兩者數值吻合很好，表明本文計算分析方法是可行的。為鋼板-混凝土拱型復合結構的設計與檢驗提供了理論基礎，為飛機單機掩蔽庫工程的設計檢驗提供了一條可行的計算分析方法。
  2. In the experimental system apd transferred laser pulse to weak electrical current. after two - level amplification we got a voltage pulse that had a enough amplitude to be applied, the timing point was discriminated by the constant - fraction timing discriminator circuit. timing circuits transferred the pulse flight time to digital signal accurately

    實驗系統採用apd作為光電傳感器，將激光脈沖信號轉變為微弱電流脈沖，經過兩級放大后，信號變為幅度較大的電壓脈沖，經過時點鑒別電路分別確定計時起點和終點后，由計時電路來精確測量兩個時間點之間的時間間隔。
  3. For seminal work introducing temporal logic into computing science and for outstanding contributions to program and systems verification

    他將時序邏輯引入計算機科學，為程序和系統的檢測驗證方面提供一種有力的工具。
  4. In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism

    在此基礎上研製了多臺儀器在線控制高頻采樣動態跟蹤測量系統，采樣率大於5hz ，在跟蹤小於2cm / s低速運動目標時，測量精度好於2mm ；完成對饋源二次精調系統的檢測，包括對二次精調平臺位置基準的標定和觀測棱鏡偏心差的測定；設計不同動態測量實驗，對全站儀動態跟蹤的誤差來源和特點進行了分析；從實驗角度，對全站儀的測量時滯及其穩定性進行了測試分析，給出了定量的結果；比較了全站儀和計算機的內部時間系統，發現兩者存在較大差異。
  5. The above algorithm forms a double - two - stage iteration, as following : the results of monte carlo stimulation show that the double - two - stage iteration algorithm is more effective than empirical logistic regression after item and ability parameters recovery study. there are three advantages about the new method : first. the new method can be applied to estimate fewer items ; secondly, a test including fewer unusual response patterns can also be evaluated ; thirdly, the results compared with homogeneous software dealing with 2plm are accepted using mean absolute error as the criterion

    這種新方法有以下三個優點：項目數很少時參數估計的結果也較穩定；能處理測驗中含有少量特殊反應模式（見第二章）的參數估計；以估計值和真值之差的絕對值（平方）的平均值作為估計對真值的修復能力為指標，新方法的參數估計結果與同類流行軟體相比，修復能力不相上下；特別地，新的參數估計方法可以用於多級評分項目gpcm ，並為估計題組項目開辟了另一條道路。
  6. Abstract : a new student experiment of spring vibrator is reported. the data measured by a force sensor and a distance sensor are analysed by a computer real - timely

    文摘:通過力傳感器和距離傳感器測量彈簧振動時的力學量，並用計算機分析彈簧振子各力學量之間的關系，實現對彈簧振動特性的實時測量，為深入認識機械振動的特性提供了有用的實驗手段
  7. To analyze the hydrodynamic structure of the estuary, 3d k - numerical model with curvilinear fitted coordinate has developed. the distribution of velocity and turbulent exchange coefficient at different time has obtained and analyzed

    紊流模型對測驗河段進行計算，得到特徵時刻該潮汐河口段的水力要素及垂向紊動混合系數的分佈。
  8. In general, fireproof design is considered by architects not by structure engineers. after fire, we compare the fireproof time of the component with the fireproof limit supplied by standards to design

    在進行建築設計時，防火問題一般由建築師考慮，結構工程師考慮的問題不多；發生火災后，通過比較試驗測得的構件耐火時間與規范所給耐火極限來進行耐火設計。
  9. The dynamic characteristics of structure were calculated and tested. the simulation system was developed with which the seismic responses of the tall building with podium structure using mr single damper / multiple mr dampers were simulated

    設計和製作了mr阻尼器耦聯的帶裙房高層建築的試驗結構模型，對結構模型的動力特性進行了理論計算與實時測試。
  10. A more in - depth discussion of commercially available time and frequency measurement equipment and standards, and how such instrumentation can be used in the metrology laboratory

    市場上可用的時間頻率測量設備和標準的更深入的討論，以及此類儀器如何應用在計量實驗室。
  11. With the deep sub - micron process being mainstream technique in semiconductor production, the shrinking scale and the expanding size & complexity bring about a series of severe problems, which poses a great challenge on asic ( application specific integrated circuits ) design. we must consider synthesis and test requirements in the early time of front - end design

    隨著超深亞微米工藝成為半導體業界的主流加工工藝，日漸細微的器件尺寸以及不斷膨脹的設計規模和復雜度引起了一系列嚴峻的問題，給asic設計帶來了巨大的挑戰，迫切要求在前端設計時就開始考慮綜合、驗證和測試的需要。
  12. The tse rotarod system advanced is a flexible tool for investigation into various effects on motor coordination of small laboratory animals ( mice, rats )

    轉棒疲勞實驗系統適用於大小鼠，有獨立計時器測量動物在鼓狀物上的停留時間。
  13. This paper presents the test result comparing a vibrating grinding mill with a ball grinding mill in milling efficiency, power consumption and medium wear, analyzes major process parameters of vibrating grinding mill and gives reasonable suggestion for selecting these parameters

    摘要通過實驗測試對振動磨機與球磨機的研磨效率、能量消耗、介質磨損進行了分析比較，證明了振動磨機在細磨，尤其超細磨時優勢凸顯；同時對振動磨機的主要工藝參數進行了對比分析，提出了在振動磨機設計時合理確定這些參數的建議。
  14. Third, the accuracy of parameter estimate methods for the 2 - parameters weibull distribution and four different estimate methods for failure time based on the life of fixed time measurement are discussed

    在無偏性和均方誤差最小的意義下，得出了上述估計方法的優劣，為定時截尾、定時測試試驗數據下的可靠性分析奠定了基礎。
  15. Calibrated chronometers are also used to check the duration of dark smoke emission from chimneys by the environmental protection department and in testing construction materials by the housing department.

    此外，環境保護署及房屋署都需要準確計時器，分別用來驗查煙囪排放黑煙的時間及測試建築物料等。
  16. Thirdly, in consideration of the monitoring of pore - water pressure of dam and roadbed, a novel pore - water pressure sensor structure for simultaneous measuring pressure and temperature has been designed. then groups of experiments have been carried out to show the properties of pressure measuring, temperate measuring and temperature self - compensation

    第三，基於光纖bragg光柵應變、溫度測量原理，結合大壩及公路軟基等巖土工程的要求，研製出一種新型的壓力、溫度可同時測量的光纖bragg光柵滲壓計，並以壓力傳感特性為重點對其進行了實驗研究。
  17. The design testing piezoelectric material surface acoustic during the experiment process in the paper has several merits : convenience, efficiency, no loss, fastness. and they can be realized. the design applies material piezoelectric response and anti - piezoelectric response to stimulus and receive saw, and apply the method of testing resonator frequency to calculate saw tested speed, simultaneously contrast the actual test result about different material to typical value in the paper

    在本論文的研究實驗過程中，給出了一種方便、有效、無損、快捷的檢測壓電材料表面聲速的設計與實現，該設計中運用材料的壓電效應和逆壓電效應激勵和接收saw ，並運用檢測諧振頻率的方法計算測量saw速度，同時給出了對不同材料的實際測試結果以及與資料典型值的對比。
  18. Time domain 1 ) the problem of the estimability of stochastic systems is discussed by analyzing information varying between states and state estimate errors. an information theoretic definition of estimability for general stochastic systems is given in the sense of minmax entropy estimation. it is concluded that a linear gaussian stochastic system is estimable if and only if the corresponding linear definite system is observable

    時域： 1 ）通過分析系統狀態估計中先驗和后驗信息變化討論了隨機系統的可估計性問題，給出在最小最大熵估計意義下一般系統的可估計性定義，並揭示出線性高斯系統的可估計性與相應確定性系統的可觀測性之間存在互為充分必要條件的關系。
  19. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設計，該航跡產生器是研究組合導航問題的前提，從國外一些研究組合導航系統的文獻中可以看出，設計這樣一個航跡產生器是非常必要的，所以本文自行設計了這樣一個系統；還討論了捷聯慣性導航系統中捷聯解算的方法，並進行了模擬研究，由於在本文設計的閉環反饋式組合導航系統中，對捷聯慣導系統的平臺誤差進行閉環控制，需要將濾波器輸出的校正量反饋到捷聯解算內部，所以必須對捷聯解算進行深入的研究和分析，更何況捷聯解算問題本身也是導航界的一個熱門研究課題；另外，本文還介紹了gps軌道及其星座模擬的設計思想和方案，與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始，逐步進行gps軌道及其星座模擬，這樣的設計方法對從事衛星導航的研究工作是有價值的；還對組合導航中誤差建模方法進行了研究，綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法，並運用實際研究工作中的測量數據對該方法進行了驗證。
  20. Section five deals with data analysis and discussion which are divided into five steps : 1 ) the data are processed on spss ( 11. 0 ) and the forms of descriptive analysis, t - test and regression analysis are obtained ; 2 ) to understand the general distributive tendency of the data involved, descriptive analysis is made ; 3 ) an independent - sample t - test is made as well to find out the district variation in affective disorders ; 4 ) another independent - sample t - test is made to identify the gender distinctions of affective disorders ; 5 ) a regression analysis is conducted to understand the relationship between the achievements and the affective disorders

    數據分析和討論分五步進行： 1 ）作出描述性統計、 t檢驗及回歸分析表； 2 ）為了解所採集的數據的總體分佈趨勢，論文首先對情感障礙的數據和對學生的測試成績進行了描述性統計分析； 3 ）用獨立樣本t檢驗分析了城市與農村學生英語學習時受情感影響的差異； 4 ）同樣用獨立樣本t檢驗分析了男女生英語學習時受情感影響的差異； 5 ）對情感障礙與考試成績作了相關分析。
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