We will use this theory to classify joint invariants and joint differential invariants of some transformation groups.
我们将利用该理论对一些特殊变换群的联合不变量、联合微分不变量进行分类。
A transformation was used to map the motion in world frame to robot joint frame.
用矩阵变换来实现从世界坐标系的运动到机器人关节坐标系运动的映照。
The productivity formulas of branch horizontal wells which have or not have common joint are derived by applying conformal transformation and isopleth map of percolation resistance force.
运用保角变换和等值渗流阻力推得分支水平井（有公共点或没有公共点）产能公式。
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