建立了适于边坡稳定分析简单的平面直角坐标系。
A simple orthogonal plane coordinate system that is applicable to analyze the stability of soil slopes is set up.
在平面直角坐标下，利用有限元方法，对玉米颗粒在缓苏过程中的含水量变化进行了数学模拟。
In a. plane rectangular coordinate system, mathematics simulation of the change of moisture content in a corn kernel during tempering is presented by the finite element method.
本文采用直角坐标系建立了平面变形挤压问题的运动学许可连续速度场并获得了该问题的上解析限解。
A kinematically admissible continuous velocity field to the plane strain extrusion is established in cartesian coordinates, and an upper - bound analytical solution is thus obtained in this paper.
本文利用直角坐标下函数的完备性来建立等参坐标下的非协调位移函数，给出了一对在直角坐标下二次完备的四边形平面等参非协调元。
In this paper, the incompatible displacement functions are constructed which possess completeness in Cartesian coordinates. A pair plane quadrilateral isoparametric incompatible elements are given.
本文利用直角坐标下函数的完备性来建立等参坐标下的非协调位移函数，给出了一对在直角坐标下二次完备的四边形平面等参非协调元。
In this paper, the incompatible displacement functions are constructed which possess completeness in Cartesian coordinates. A pair plane quadrilateral isoparametric incompatible elements are given.
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