virtual displacement中文意思是什麼

virtual displacement解釋
[work] 【物理學】虛位移[功]。


  • virtual: adj. 1. 實際上的,實質上的,事實上的。2. 【物理學】虛像的。3. 【物理學】有效的;【計算機】(網上)虛擬的。4. 〈古語〉具有可產生某種效果之內在力的。
  • displacement: n 1 轉位,移動;取代,置換;(人的)流離失所。2 撤換,免職。3 【機械工程】(活塞)排氣量;【航海...

※英文詞彙virtual displacement在字典百科英英字典中的解釋。

  1. They are studied that the nonlinear problem and un - determinate problem of virtual displacement in nonholonomic system in the second chapter. in chapter 3, they are studied that chetaev model and vacco model in nonholonomic system. a unified form of hamilton principle in intrinsical linear nonholonomic system is studied in chapter 4

    第一章對非完整動力學研究的有關現狀進行了綜合評述;第二章研究了非完整系統虛位移關系的不定性問題與非線性問題;第三章比較研究了一般非完整系統的chetaev模型和vacco模型;第四章研究了本質線性非完整系統的hamilton原理;第五章給出了本文的結論與有關研究的展望。
  2. 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:參考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進行操縱力和操縱行程的簡單計算;使用高檔三維造型軟體ug (全稱unigraphics )進行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/動力學模擬分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對所設計的機構建立虛擬樣機,並進行運動學模擬分析,驗證了機構設計的合理性,為物理樣機的試制和改進設計提供了依據。
  3. The virtual displacement method specifies that the sum of the shaded areas is equal to the sum of the stippled areas.

    虛位移法規定陰影面積之和等於點畫面積之和。
  4. This paper employs the dynamic - static force principle to simplify the mathematical models, and employs the virtual - displacement principle and adopts the sor digital algorism to extract the dynamical performances. the solutions extracted is coincidental with the practical situations

    本論文應用了達朗貝爾原理簡化數學模型,並應用虛位移原理和sor迭代法求解機構的動力特性,求得的模擬曲線與實際情況比較吻合。
  5. In the paper, based on the method of low pair replacing with high pair, the problem of cam design was transferred to that of linkage design. by means of rotary unit vectors, the equations of displacement, velocity and acceleration of the replacement mechanisms were developed. and then, the virtual linkage ' s length and direction were deduced

    論文基於高副低代原理,將平面凸輪機構設計與再現函數的平面連桿機構設計統一為同一種方法,運用圓向量函數建立代換機構的位移、速度、加速度矢量方程式,求取虛擬連桿桿長和方向,由此展開凸輪理論廓線、實際廓線、曲率半徑和壓力角的求解,並得出用圓形刀具加工凸輪時刀具中心的軌跡方程。
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