geometric equivalent 中文意思是什麼

geometric equivalent 解釋
幾何當量
  • geometric : n. 有幾何圖形的東西。adj. 1. 幾何學的，幾何圖形的。2. 按幾何級數增長的。adv. -rically
  • equivalent : adj 1 相當的，相同的，同等的。2 【化學】等價的，當量的；【數學】等價的；等量的；等勢的；【物理學...
  1. Clearly the virtual rotation about a is the geometric equivalent of taking moments about a.

    顯然繞A的虛轉動在幾何上等價于對A點取矩。
  2. Abstract : based on the principle of mininmum potential and using rayleigh - ritz method, the geometric non - linear analysis of higher bridge piers was solved in this paper. the new concept of equivalent horizontal force proposed by the author may be casily to calculate the second effect, which was produced due to the vertical forces and resisted by the piers and rubber pad bearings incorporately. the simple formula in this paper are applicable to calculate by hand, understood clearly without computation of successive iteration, higher precision and graspable easily for the disigmer therefore it has the practical significance

    文摘:根據最小勢能原理，用瑞雷-里茲法解決了高橋墩的幾何非線性分析問題；其次，提出了等效水平力的新概念，可以方便地解決橋墩和板式橡膠支座聯合抵抗垂直力所產生的二次效應問題.筆者提出適合於手算的簡便計算公式，概念明確，勿須迭代運算，精度較高，易為設計人員掌握，因此具有實用價值
  3. Non - linear dynamics characters of a rotor system for an elastic shaft - disk with a crack are examined by introducing the geometric non - linearity and equivalent line - spring model

    本文引入了幾何非線性關系和等效線彈簧模型對含裂紋的彈性軸彈性盤轉子系統進行非線性動力學分析。
  4. The explicit finite element method ( fem ) based on the varying time - step was selected to analyse the dynamic roll - pass process ; the nodes on the leading face of the steady - state elements set was extracted and projected onto a plane to give the required mesh, also called the origin mesh ; the implicit fem was selected to analyses the inter - pass transient thermal process ; a geometric part from the mesh was generated and meshed by using the quadrilateral elements, a heat transfer analysis was selected to transfer the node temperature data ; a new model was created by using hexahedral elements, mapping the node temperature and the equivalent plastic strain on the integration points

    利用基於變步長中心差分格式的顯式積分方法分析瞬態軋制過程；提取穩態單元集節點形成截面網格；利用隱式積分方法分析軋制道次間隙瞬態溫度場；對型鋼斷面進行平面四邊形網格劃分並映射節點溫度數據；利用六面體單元構建有限元分析模型，映射單元節點的溫度、積分點的等效塑性應變，進行數值分析。
  5. Clearly the virtual rotation about a is the geometric equivalent of taking moments about a

    顯然繞a的虛轉動在幾何上等價于對a點取矩。
  6. All records are classified into three site conditions. for the two components of a record, two energy equivalent spectra are calculated, and the geometric mean of the two spectra are adopted to analysis by two - stage regression method using an attenuation model. then the attenuation law is attained

    對每一條記錄，取了兩個分量所計算的能量譜的幾何平均值，選擇了衰減模型，利用兩步回歸法，對這些能量等效速度譜做了統計擬合分析，得出了地震動四種能量反應譜隨震級、距離等參數的衰減規律。
  7. Rcs of facets of targets coated ram was resolved by combining impedance boundary condition ( ibc ) and geometric optics ( go ) and rcs of those edges were approximated by computing the rcs of edges of impedance wedge through method of equivalent currents

    其中，塗覆目標面元的散射場是通過結合阻抗邊界條件和幾何光學法（ go ）而得到；而塗覆目標棱邊的散射場則是通過等效電磁流法求解阻抗劈的邊緣繞射場近似得到的。
  8. Geometric nonlinear behaviors in large span cable - stayed bridges have been analyzed in this paper, which include the sag of inclined cable stays caused by their own dead weight ; the interaction of large bending and axial deformation in bending members ; and the large displacements effects. then analyzing theories and researching levels of geometric nonlinear problems of modern cable - stayed bridges have summarized. and methods of modeling cable - stayed bridges for nonlinear finite element analysis have been discussed, which are the equivalent modulus of elasticity, introducing stability functions and continuously modifying geometry of structure

    本文分析了大跨徑斜拉橋幾何非線性的主要影響因素，包括斜拉索的垂度效應、彎矩與軸向力組合效應和大變形效應，同時對目前斜拉橋幾何非線性問題的分析理論和研究水平進行了綜述，相應討論了各非線性影響因素的處理方法，即分別採用等效彈性模量法、引入穩定性函數和實時修正結構的幾何位置。
  9. Keywords : geometric nonlinearity, sag effect, equivalent modulus of elasticity, vehicle - bridge interaction

    關鍵詞：幾何非線性、中垂效應、等效彈性系數、車橋互制。
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