Based on inclusion exclusion principle of set theory, a new algorithm to calculate the whole projective area was put forward to those overlapped complex geometrical objects in any direction.
在此基础上，根据集合论中的包含互斥理论，提出了一种求取多个复杂几何形体在任意方向的投影面积的新算法。
In this paper, two new methods of building equations of motion of Locomotive Vehicle Track System are introduced: the principle of "set in the right position" and the method of making matrix.
针对机车车辆-轨道系统介绍了建立运动方程的两种新方法：形成矩阵的“对号入座”法则及矩阵组装法。
In this paper, two new methods of building equations of motion of Locomotive Vehicle Track System are introduced: the principle of "set in the right position" and the method of making matrix.
针对机车车辆-轨道系统介绍了建立运动方程的两种新方法：形成矩阵的“对号入座”法则及矩阵组装法。
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