mechanical equilibrium 中文意思是什麼

mechanical equilibrium 解釋
機械平衡
  • mechanical : adj 1 機械的;機械制的。2 機械學的,力學的;物理上的(opp chemical)。3 機工的,技工的;自動的;...
  • equilibrium : n. 1. 平衡,均衡,均勢,相稱。2. (心情的)平靜。3. (判斷的)不偏不倚。
  1. Systems in mechanical equilibrium have a common pressure.

    成力學平衡的體系壓力相同。
  2. The results showed that temperature of freezing storage had influences on the zein films, which led to the changes of mechanical properties, equilibrium moisture content ( emc ), water vapor permeability ( wvp )

    結果表明:蛋白膜的機械特性、平衡水分含量和水蒸氣透過率隨凍藏溫度的變化而發生變化。
  3. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡穩定性的內在因素,主要是通過地質勘探、測量、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失穩模式或破壞機製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡穩定性進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。
  4. Being fine, homogeneous and free of melting, the powder prepared by mechanical alloying has applied to develop scattering strengthen - material, magnetic material, high - temperature material, superconductivity material, amorphous, and non - equilibrium material, compound material etc. as a high - tech technology to prepare alloying powder, ma has become a more and more important method for preparing new materials

    機械合金化法制備的粉末晶粒細小、成分均勻,且能避免熔化過程,已用於開發研製彌散強化材料、磁性材料、高溫材料、超導材料、非晶、準晶、納米晶等各種狀態的非平衡材料、復合材料、輕金屬高比強材料、儲氫材料、過飽和固溶體等。作為制備合金粉末的非平衡高新技術,越來越成為一種制備新材料的重要方法。
  5. Based on the analysis of the stress distribution law in different districts around the self - closed and full - connected arch walling support roadway, the relationship among the limit equilibrium radius and the in - situ rock stress, the physico - mechanical properties and support parameters is obtained. the calculation formula of arch walling width design is put forward so as to provide a theoretical basis for the practical design of support

    在分析自封閉全接觸碹體支護巷硐周圍不同區域應力分佈規律的基礎上,得出了圍巖極限平衡區半徑同巷硐所處的原巖應力,圍巖本身的物理力學性質及碹體支護參數間的相互關系,提出了設計碹體厚度的計算公式,為實際進行支護設計提供了理論依據。
  6. There exist large stress, intensive scratch, damage and pollution of ion in wafer process, so it is necessary to improve mechanism of slicing and lapping by changing single mechanical function to equilibrium chemical and mechanical function for small damage and low stress. reducing damage and stress and enhancing quality and efficiency of product result in a base of followed process so as to improve wafer process and enhance finished product ratio of whole wafer process

    目前加工過程中存在應力過大,造成表面劃傷嚴重,容易產生破損,離子沾污的問題,因而必須改善切削、研磨機理,把單一的機械作用變為均勻穩定的化學機械作用,以達到淺損傷、低應力的目的,有效的減少破損層和應力的累積,提高產品質量和加工的效率。
  7. By establishing force equilibrium equations, a mechanical model for calculating the friction on the string is set up, and the analytical formulas for calculating the hook load and wellhead torque when the string is tripped in

    通過建立管柱受力平衡方程,推導出水平井管柱入井時摩阻計算的力學模型,分析計算了在穩定和旋轉方式下管柱入井時的大鉤載荷和井口扭矩等重要技術參數的解析公式。
  8. At first, the mechanical model of joint is discussed, and the constitutive relation of the rough joint, especially the bolt - supported joint, is given. then bedding slide of bedding stratified rock slope is studied adopting limit equilibrium method, and a formula of stability is brought forward. at last, the bedding stratified rock slope ' s buckling deformation and failure mechanism and its evaluating method of stability is investigated, a corresponding mechanics model is established, then detail research to this failure mode is made in theory combining the energy law and elastic stability theory of plate and beam, and an analytical solution of the yielding curve is educed from this model

    文中首先對結構面的力學模型進行了一定的探討,提出了粗糙結構面尤其是加錨結構面的本構關系;然後採用極限平衡法,研究了順向層狀巖質邊坡的順層滑動失穩,提出了其穩定性計算公式;最後,結合能量定律和彈性板梁穩定理論,探討了工程中常見的順向層狀巖體邊坡潰屈失穩時的破壞機理、變形規律和穩定性定量評價方法,建立了相應的力學模型,求出了其相應的解析解,並提出了臨界坡長與最大彎曲位置的確定方法。
  9. Based on the mechanical behavior of the composite column and the yield condition of its components, a formula for computing the ultimate bearing capacity was obtained with the limit equilibrium method

    根據組合柱各組成部分極限(屈服)條件,應用極限平衡理論建立了截面的力學平衡方程,基於鋼骨冀緣對核心混凝土的附加約束,推導了該組合柱的軸壓極限承載力計算公式。
  10. Ultrasound is a kind of high frequency mechanical wave which can effectively improve mass transfer and heat transfer, change physical - chemistry phase equilibrium, fasten chemistry reaction rate

    超聲波是一種高頻機械波,利用超聲振動、超聲空化能有效強化傳質、傳熱,改變物理化學相平衡,加快化學反應速率。
  11. At present, limit equilibrium method is one of the conventional slope stability analysis methods. it ca n ' t consider nonuniformity of mechanical characteristic of landslide body and its rock bed and the effect of stress distribution on the gilding surfaces, since the rigid body assumption is adopted in this method. furthermore, this method ca n ' t accurately consider inactive forces between slices

    目前常用的邊坡穩定分析方法中的極限平衡法由於採用了剛體假定,無法考慮塌滑體及其基巖力學特性的不均勻性和滑動面上應力分佈的影響,此外還不能準確考慮條塊間的作用力,而另一種常用的邊坡穩定分析方法? ?常規有限元分析方法,當滑動面全部處于屈服狀態或邊坡的實際抗滑穩定安全系數小於1時無法求解。
  12. According to maxwell principle, the mechanical characteristics could be analyzed with the svd methods for balanced matrix. besides, considering initial strain and stress, the paper established the nonlinear finite elment equilibrium equation based on t. l formulation

    L格式的非線性有限元位移法平衡方程,並採用mn - r法編制相應的程序進行張拉整體結構的非線性力學分析。
  13. The distance from figure center of the parabola to the potential slide surface is less than half of the section length. mechanical conditions of this method include not only force equilibrium but also moment equilibrium. as for the beam - on - foundation, its pressure can be calculated by homogeneous hypothesis or winkler foundation hypothesis or infinite half elastic foundation hypothesis on the pulling anchor - cable step and by coulomb active earth pressure theory approximatively on the long term working step

    對于樁在滑面以上段所受的坡體荷載,提出可按形心偏下的拋物線型分佈模式計算,並在滿足力的平衡條件的同時還滿足力矩平衡條件;對于地樑上作用的坡體荷載,提出在錨索張拉階段可按均布或溫克爾( winkler )地基假定或彈性半無限體地基假定來計算,在工作階段則一般可以近似按庫侖主動土壓力理論計算。
  14. In this paper we study the parameter self - turning control algorithm and the global asymptotic stability control algorithm aiming at two problems, one is the unstable problem caused by the variable structural parameter, the other is the global asymptotic stability problem caused by drift equilibrium point. maglev train can be regarded as several single point suspending systems based on the mechanical decoupling technology

    本文針對懸浮試驗中經常遇到的兩個問題? ?懸浮系統結構參數變化引起系統失穩問題和懸浮系統受到外界干擾而遠離平衡點的全局漸近穩定問題,研究了參數自校正懸浮控制演算法和全局漸近穩定懸浮控制演算法。
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