無量綱因數 的英文怎麼說

中文拼音 [wúliánggāngyīnshǔ]
無量綱因數 英文
dimensionless factor
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 綱 : Ⅰ名詞1 （提網的總繩 多用於比喻） the headrope of a fishing net 2 （比喻事物最主要的部分） key lin...
  • 因 : Ⅰ動詞[書面語] （沿襲） follow; carry on Ⅱ介詞1 [書面語] （憑借; 根據） on the basis of; in accord...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 無量 : measureless; immeasurable; boundless
  1. It was shown that the dimension analysis was an effective method in simulating the complex laser bending process, and the control model that came from non - dimensional group data of simulations, was a high - accuracy model in predictive analysis

    研究結果表明，利用量綱分析法模擬復雜的激光彎曲過程是簡便有效的，基於模擬模型無因交次群組合的設計相應的參數可使控制模型達到較高的預測精度。
  2. The existed material fatigue performance test curves are dealt with and analyzed, and the non - dimensional stress - strain curve, tangent modulus factor curve and fatigue life curve are drawn based on the experiment data, and these three non - dimensional parameter curves are used to find the inherent rules that the test curves can be replaced each other to some extent. it can be concluded that if the common character and system error of these materials are found, the test curve of a certain material can be used for reference by another material. this is a simple approach about fatigue life estimate and is engineering practical

    對已有的材料力學疲勞性能試驗曲線進行分析整理，利用試驗數據繪制了相對應力應變曲線、切線模量因子曲線和疲勞壽命曲線，利用這三種無量綱參數曲線發現了其中存在的規律性，即在某種程度上實驗曲線可以互相取代，並用試驗數據對此進行了討論，並由此推斷，如果找出材料彼此的共性或彼此之間的系統誤差就可以將一種材料的試驗曲線供其它材料參考使用，這是一種估算材料的疲勞壽命的簡便方法，對工程而言具有實用性。
  3. The young ' s modulus, shear modulus and bending strength of single crystal silicon are characterized by the balance approach, too. a simplified relative uncertainty transfer equation is obtained by introducing the appropriate non - dimensional factor into the expression, thus providing more convenience to the practical evaluation of the resultant uncertainty

    理論上引入適當的無量綱因子，簡化函數的表達，給出了天平法測量楊氏模量和剪切模量相對誤差傳遞函數的解析表達式，並在此基礎上討論了天平法測量楊氏模量和剪切模量中相應誤差的影響。
  4. The results show that there exists such nonlinear dynamical phenomena as chaos ang quasi - period movement when the rotational speed, mass eccentric and a synthesizing parameter of the system change. from different point of view, the chaotical phenomenen induced by double period bifurcation is found. in this paper, the dynamical model of bearing - elastical rotor with a cross - section of crack is estabilished

    結果表明，在這一非穩態油膜力模型下，在轉速、無量綱偏心及一包含諸多因素的綜合參數的變化過程中，在很大的范圍內，系統運動都會出現由不斷倍周期分岔導致的混沌現象和概周期運動。
  5. In chapter three, the momentum integral equations and their solutions of two - phase fluids in boundary layer are given and the no - disturbance solutions on the surface of vane are required. leading into the disturbance factor of no - dimension and thickness coefficient ks in boundary layer, the numerical method of finite approximation is used to calculate the boundary layer

    第三章給出了固液兩相流泵的邊界層動量積分方程及其解的一般表達式，並得到葉片表面的無擾動解；引入了無量綱擾動因子及邊界層厚度系數k _ ，給出了用於邊界層計算的有限次逼近的計算方法。
  6. Firstly, based on n - s equation, the momentum differential equation （ contained centrifugal force ） is derived by simplification in boundary layer and then integrates the differential equation over the thickness of the boundary layer, the momentum integral equation is deduced. the dimensionless centrifugal factor is introduced, then the solution of the momentum integral equation is obtained. the dimensionless group is introduced to determined separation of boundary layer

    本文首先根據粘性流體力學的一般方程，通過在邊界層內進行量級比較，在所限定的范圍內得到了含有離心力的邊界層動量微分方程並給出其滿足的邊界條件，然後對該微分方程在邊界層內積分得到離心泵葉輪邊界層動量積分方程，在求解過程中引入了無量綱離心因子，並作了相應合理的假設，得出積分方程解的一般表達式，並引入以邊界層動量損失厚度為主要特徵量的無量綱參數對邊界層分離進行評價。
  7. With this method, dimensionless functions and correction formula were constructed to eliminate and correct the errors arising from the dimensions ' differences and the expectation distance scales ' inconsistency which enabled comparisons among distinct non - functional conditions

    通過建立無量綱化函數與修正公式，消除了因條件量綱不同而帶來的影響，並統一了期望值距離刻度，使不同意義的條件指標具有了可比性。
  8. In the test, the d / w has three values : 0. 2 0. 13 and 0. 7, we used the ratio of nu to nu0 to analyze the characteristics of the channel ' s heat transfer, used the ratio of f to f0 to analyze the characteristics of the channel ' s flow resistance. through the efficiency ( the was defined the ratio of nu / nu0to f / fo ) we measure the influences of different infinitude date on the channel ' s heat transfer, we found the results of the heat transfer : no 3 baffle is the best, no 5 baffle is better than model 8

    在實驗選取d w的三個值0 . 2 、 0 . 13和0 . 7中，運用無量綱準則數nu nu _ 0隨re的變化曲線分析了通道強化換熱特性；運用f f _ 0隨re的變化曲線分析了通道的阻力特性；通過綜合開孔換熱效率衡量不同無因次量對通道的綜合強化換熱影響。
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