過渡截面 的英文怎麼說
中文拼音 [guòdùjiémiàn]
過渡截面
英文
transition section-
A concept of step - by - step round angle surface for transition and its mathematic modeling was put forward first time. different fiber placement patterns ( 0, 90and 45 ply ) and their simulation module were designed. a simulation system for fp - - - - - - simjoint system for satellite triangle conjunction was composted, which include mandrel modeling, fiber placement trace in mandrel simulation and robot ' s kinematics simulation
詳盡描述了構架式衛星接頭的幾何建模過程,針對所研究對象的特點,提出了用於變截面曲面之間過渡的漸進圓角過渡曲面的概念,並建立了相應的數學模型;針對構架式衛星接頭設計了90 、 0和45等不同角度對應的纖維路徑和鋪絲線型模擬模塊。By means of curvature estimation of vertices, arc identification and arc grouping, a set of profile curves are computed to describe a rounding feature. meanwhile, a rounding mesh is extracted from the mesh model. ( 2 ) approaches of feature - based local modification on shell meshes are studied
提出了一種等半徑及變半徑圓角過渡特徵的提取演算法,採用二次曲面擬合估算出網格頂點的主曲率,根據網格過渡區域的曲率特性,計算出一系列截面輪廓線來描述圓角過渡特徵,同時將過渡區域數據從模型中分離。Based on the transfer - matrix method, the general expressions of equivalent four - terminal network parameters of varying section torsional horn are derived, the relations between frequency equation and both the rotational velocity amplification and that of the surface tangential velocity of stepped type torsional ultrasonic horn with transitional section of cosine - like type are obtained
摘要基於傳遞矩陣演算法,推導出了變截面桿扭轉振動時等效四端網路參量的一般表達式,研究了帶類餘弦過渡段階梯形變幅桿扭轉振動頻率方程與角速度放大倍數及外表面切向速度放大倍數等的關系。While loading rectangular - section overhanging beam with one - side fillet, usually there is stress concentration problem occurred at the fillet position of part
摘要一側帶有圓角過渡的矩形截面懸臂梁受力時,圓角處存在應力集中現象。分享友人