In this paper, a naturalcoordinate method suitable for the computer kinematic analysis of multibody system is introduced.
本文介绍了一种适用于计算机分析的多刚体系统运动学分析的自然坐标法。
2
Equivalent and Difference of NaturalCoordinate System with Right Angle Coordinate System When Constraining Anti-force Comes into Being;
在一个惯性坐标系中与物体静止质量相当的能量； 等于静止质量乘以光速的平方。
3
To guide and coordinate the technical administration of parts and departments of the city; to review the organizing and adjustment of natural science research institutions.