正過載時間 的英文怎麼說

中文拼音 [zhēngguòzǎishíjiān]
正過載時間 英文
positive-g period
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 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...
  • 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...
  1. It can open and shut and bear the normal electric current of the operating return circuit. it also can open and shut and bear the limited overload electric current within stipulated time

    它能關合、承載、開斷運行迴路正常電流，也能在規定時間內關合、承載及開斷規定的過載電流。
  2. The state - owned postal service said the delay was not its fault - - a shipping container with the mail inside had languished at a port in finland for years

    據路透社12月15日報道，俄羅斯郵政部門表示，上述郵件之所以被耽擱了這么長時間，其真正的原因是裝載那些郵件的一隻海運集裝箱多年來一直被棄置在芬蘭的一個港口內無人過問。
  3. " the loss of mail usually happens because of force majeure circumstances, such as natural disasters, traffic and other accidents, " russian post told reuters via e - mail. " all of the mail has been very well preserved because the container was hermetically sealed.

    據路透社12月15日報道，俄羅斯郵政部門表示，上述郵件之所以被耽擱了這么長時間，其真正的原因是裝載那些郵件的一隻海運集裝箱多年來一直被棄置在芬蘭的一個港口內無人過問。
  4. Measuring engine transient process data in ca1258p1k2l11t1 truck in accelerated mode, recording and analyzing the data, then analysis the test error. 4. building model and simulating two typical running mode ? fixed 6th gear acceleration with initial vehicle speed 40km / h and gear change acceleration starting with 2nd gear, comparing calculated result with test result, revising transient process simulation model and analyzing error between calculation

    本文基於ca1258p1k2l11t1載重卡車對ca6df2 - 26發動機的瞬變工況進行試驗和模擬計算，結果表明: 1 ） gt - power軟體可以很好的模擬、分析、預測發動機瞬變過程，模擬計算的結果與試驗結果很接近，試驗證明，預測分析指出的改進方向是正確的; 2 ）加裝電動增壓器可以降低整車使用油耗，改善低速煙度排放，縮短加速時間，改善整車的加速響應; 3 ） gt - power軟體預測分析配合發動機和整車試驗是分析、解決發動機瞬變過程的有力工具。
  5. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念，建立了正弦脈寬調制（ spwm ）逆變器供電異步電動機，考慮主磁路飽和時的變頻調速系統整體數學模型，模擬系統的低頻振蕩；其次從逆變器-異步電動機系統能量轉換角度出發，提出通過檢測逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c （ f _ c為逆變器載波頻率）來判定系統是否出現低頻振蕩；最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  6. 3 ) based on the analysis result of equal contact stress curve and the theory of elasto - hydrodynamic lubrication, the expression of the oil film thickness between roller ( or ball ) and orbit are calculated. the simulation result proved that the thickness of oil film is enough for bearing and lubricating

    （ 3 ）基於等接觸應力曲線的求解結果和彈性流體動力潤滑理論，求得滾動體和軌道曲線間的油膜厚度表達式，並通過模擬分析論證了馬達正常工作時這種油膜能滿足承載能力和潤滑的需要。
  7. So for, because of the restriction of experiment boundary condition that different original condition and over ideal theorization model that is mentioned in the preface, it is imminence needs to understand the changing of reality soil on the true wave loading in true time and space so that validated and lead next research in theory and simulation

    正如在前言中對此方面研究評述所提及，目前的研究被與實際迥異的實驗邊界條件和過分理想化理論模型制約，迫切需要了解真實的時間和空間尺度下，真實的土體在真實的波浪荷載作用下將發生怎樣的變化，以驗證和引導我們進行的理論與模擬研究。
  8. The paper formulates the dynamic analyses of hydraulic operating mechanism in large space, established mathematical model, presents methods of differential equation system, and corrects its parameters concerned in process of solution. after the unloaded characteristics calculation and test under real condition are developed for type lw - 252 breaker equipped with hydraulic operating mechanism, the time - displacement cures and the velocity - displacement cures are obtained

    本文對液壓機構的速度分析，用了大量的篇幅，建立了數學模型，給出了其方程組的求解方法，並對求解過程中所涉及的系數給予修正，在此基礎上對本課題研製的配液壓機構lw - 252斷路器進行了實際條件下的空載特性計算及實驗研究，獲得了斷路器的時間? ?位移曲線和速度? ?位移曲線。
  9. The optimization model of the cable tensile force is established, resolving the ideal finished state of considering syntheticly the requirement including the dead load, active load and presress of structure, meanwhile, providing a forward - calculating method for determining the rational construction state on the foundation of the optimization model. on the other hand how to determine and adjust the important parameter, the cable midst tensile forces and the main feam form setting levels in constructing cable - stayed bridge, has also been analyzed, besides, the corresponding calculation method is introduced and applied to the actual construction controlling of xian tao han jiang highway bridge well

    本文以仙桃漢江公路大橋為工程背景在斜拉橋設計計算方面進行了的研究，建立了斜拉橋索力優化模型，一方面解決了能綜合考慮結構恆載、活載及預應力等多方面因素的理想成橋狀態確定問題；另一方面在確定合理施工受力狀態問題上提出了一套以索力優化模型為基礎的正裝計演算法。同時對斜拉橋施工中關鍵參數斜拉索中間索力和主梁立模標高的確定和調整做了進一步的分析，提供了相應的計算方法，並應用於仙桃漢江公路大橋施工控制過程中，取得了良好的效果。
  10. It can turn on, bear and break normal current in circuit, but also bear and break the overloaded current within stipulated time

    它能關合、承載、開斷運行迴路正常電流，也能在規定時間內關合、承載及開斷規定的過載電流。
  11. Test results show that : ( 1 ) the amount of creep deformation during monotonic primary loading depends on strain rate before creep, creep stress level, and creep time ; ( 2 ) during monotonic primary loading, the stiffness increasing magnificently shortly after creep ; ( 3 ) the direction of creep will change from positive creep ; to neutral creep and negative creep during unloading, while during reloading, it will change from negative, to neutral and positive creep

    試驗結果表明： （ 1 ）在初始加載過程中，經過一定時間蠕變后黏土的強度有很大的提高； （ 2 ）在卸載過程中，隨應力值下降黏土的蠕變表現出由正蠕變、中性蠕變到負蠕變的逐漸轉化； （ 3 ）在重復加載過程中，隨應力值增加黏土的蠕變表現出由負蠕變、中性蠕變到正蠕變的逐漸轉化。
  12. This paper reviews the studies of the dynasties and concludes that the long lasting dispute shows the status rise of the river and the further understanding of the geographers of the time

    本文根據唐宋大量地誌文集的記載對唐宋時期這一學案過程作了勾勒和梳理，認為對漢水正源興趣頗濃的爭訟與不懈求索，顯示了唐宋間漢水文化地位的提高和唐宋學者對西部水系地理認識的深化。
  13. In this paper, terzaghi " s single one dimensional consolidation theory is reformed and make it use widely. a mathematical model is founded which embodies that load deformation and time effect on final consolidation settlement. the mathematical model is used in the simulation of the course of consolidation settlement and a program is edited. the program presents the regularity ofload time and consolidation settlement

    對太沙基單向固結理論進行了修正，使其理論應用更加廣泛；提出了能夠反映荷載、變形和時間三者對固結沉降相互影響的數學模型；並且應用該模型對公路軟土地基固結沉降過程進行了模擬分析，編制了相應的程序；計算得到了固結沉降隨荷載和時間的變化規律。
  14. The peculiar mechanical character about pumping liquid concrete is discussed. based on the supposition that the ability of transferring hydraulic pressure of liquid concrete is orthotropic and the friction forces exists between concrete and steel tube, the pressure formulas of liquid concrete and the allotting formulas of deadweight are reasoned out. a new method is brought forward for allotting deadweight of liquid concrete during simulation analysis in pumping - core - concrete construction phase, which improves the calculation precision

    在探討泵送液態混凝土的特殊的力學性質基礎上，在假定液態混凝土傳遞壓強能力為正交各向異性、混凝土與鋼管壁之間的存在有摩擦力的前提下，推導出液態混凝土壓強公式和自重荷載的分配公式，提出了在進行鋼管內混凝土灌注過程的施工模擬分析時處理液態混凝土自重荷載分配的合理方法，從而提高施工模擬分析的計算精度。
  15. Dl is not the traditional library, the aim of which provides information in time, the core of which is digitalization of resource and network service, the essence of which is an ordered information space and realizes resource sharing. library only represents organized and systematical information resource

    數字圖書館已不是傳統意義上的圖書館，其目的在於使分散於不同載體、不同地理位置的信息資源以數字方式存儲，並通過通訊網路互相連結，提供即時利用；其核心是數字化和網路化；其實質則是形成有序的信息空間，實現真正意義上的資源共享。
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