libration 中文意思是什麼

libration 解釋
n. 名詞 1. 振動，擺動；平衡。
2. 【天文學】天平動。

  1. Owing to the phenomenon of libration it is possible to observe up to 60% of the total lunar surface.

    由於天平動的現象，我們可能觀測到月球總面積的60。
  2. 5. lessen libration, debase noises, avoid pollution, improve working condition

    5能使機械減少振動降低噪音防止污染，改善勞動條件。
  3. Owing to the phenomenon of libration it is possible to observe up to 60 % of the total lunar surface

    由於天平動的現象，我們可能觀測到月球總面積的60 。
  4. Therefore it is essential to identify the problems cause by the model structure in the automatic ca libration

    此在自動率定的過程中認識到模型結構所導致的問題是非常關鍵的。
  5. Through optimizing design to fulfill strong steel structure, and to ensure the machine weaving abb with high speed, strong power and small libration

    通過優化設計而實現的高鋼性機架構造，保證了織機高速、強勁、低振動的穩定打緯。
  6. The features of metal screw gear is reducing noise and libration. what is noticeable is : the equivalent plastic straight gear may effectively reduce the noise and libration

    金屬螺旋輪通常特點是能降低噪聲和振動值得注意的是，等效的塑料直輪可以更有效地降低噪聲和振動。
  7. The fractal theory application to fault diagnosis is tried in order to overcome the defec t of wavelet transform to nonlinear signal analysis and complicated machine diagnosis, including the concept, function and application about fractal dimension and the process of applying it to analyze the libration signal of rolling bearing and engine burning

    針對小波變換分析復雜非線性機械繫統時表現出的力不從心，又嘗試探討了分形理論在故障診斷領域中的應用，討論了分形維數的概念、物理意義和應用，並通過滾動軸承和發動機燃燒振動信號的分析例示探討和展示了應用分形方法進行故障診斷的方法和過程。
  8. Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it

    比較靜力風荷載和動力風荷載作用下的有限元軟體的計算結果，選取結構邊緣部分的兩個節點，對比它們在兩種方法計算下的最大位移的計算結果。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風荷載的橫向振動是很敏感的，在進行工程設計時應該考慮這種因素，並可採用乘以風振系數等相應方法來加以體現。
  9. On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced

    在推力矢量試車臺設計方面，設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案，提高了試車臺動架的固有頻率，解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法，推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法，並計算了推力矢量測量精度。
  10. Owing to lack of auotmatic separation of led in our country, we borrow ideas from other countries and design a suit of equipment of automatic dection and separation of led. the equipment consists of several parts : led transportation setup ( disc libration setup, line libration setup ), equidistant receving setup, detecting system and automatic separation of led. the equipment achieve automatic separation of led and pipelining. the research lay stress on machanical structural design and order action control which achieve automation separation by using pc and plc

    可完成led波長和亮度的在線檢測、自動處理和自動分選，實現了led在線分譜檢測與自動分選的流水線作業。自動分選的機械結構設計、動作實現設計和順序動作控制是本論文的重點。自動分選的實現是通過pc與plc的結合完成對plc的順序控制。
  11. Thirdly, in term of the results of testing and calculation, the displacement and libration, the difference of altitude, the flexibility and strain of crane - beams are all generally analysed, especially the reason why the crane - beams are attaint is lucubrated, and the reasons why the trigging pole is ruptured, the upper wingspan is damaged, the orbital movement, the exceptional incline of colums are open out, which has instructional significances that improve the design of the steel frame of the coke made by dry flameout

    第三，根據檢測和計算結果，對鋼框架的位移和振動、框架高差、吊車梁撓度和應變等進行了全面的分析，特別對吊車梁系統的損傷原因進行了深入分析，揭示了制動桿件斷裂、上翼緣磨損、軌道竄動、柱異常傾斜等一系列損傷現象的原因，對于改進干熄焦鋼框架的設計有著直接的指導意義。
  12. And it has completed the construct of collectivity project and the basic principle of design, system scheme collectivity, item content, data collection of host and assist computer, analysis and data manage system, portable libration data analyse and collection, dcs net contact with mis net, and data longdistance transfers

    完成了總體方案的構想及設計的基本原則、總體系統方案、項目內容、主機和輔機數據採集、分析及數據管理系統、便攜式振動數據採集分析系統、與dcs 、 mis聯網及數據遠程傳輸。
  13. Finaly, we provide a proposal of constructing foundation class libration of c + + according to semantic of capsule and protocol, as well as the method to construct the domain class derived from the foundation class. it enable us to construct a formal model for real - time system concurrency which is the foundation of generation of code and also to validate system by formal analyse method

    從而使得我們能夠利用這些元素在模型層建立關於一個具體的實時系統的並發性的形式化的uml模型，並可以利用形式化的方法來分析和驗證系統的正確性，同時也對系統運行代碼的自動生產奠定了基礎。
  14. Account for the motor control pragram to satisfy guideline of automatic biochemical analyzer. the aforesaid research and develop achievement ' s validity and practical value has been proved by laboratory simulation. the result testified that the system has satisfy great instrument ' s function, raise it ’ s measure definition, reliability, at the same time it depress the cost, restrain the libration and noise

    上述研發成果通過實驗室模擬調試證實了其有效性和實用價值，調試結果表明，這種新型的全自動生化分析儀電機控制系統，能較好地滿足儀器功能要求，在提高其精度、可靠性的同時，又降低了成本，抑制了振動和噪聲。
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