3d absolute coordinates of the points after the shift and rotation.
在转换和旋转后点的三维绝对坐标。
With the aid of the formula for the rotation of a vector and constraint equations for the connecting rod, the rotation Angle and the coordinates of path points of the connecting rod can be obtained.
应用矢量旋转公式及连杆运动约束方程，我们可以求得连杆转角及连杆曲线上点的坐标值。
Expressions of velocities and accelerations in usual coordinates are simply derived by means of the composition formulae of velocity and acceleration in special rotation reference systems.
在一特定的转动参照系中，利用相对运动的速度和加速度合成公式，通过一特定的相对运动简洁地导出常用坐标系中的速度和加速度表达。
This algorithm has many advantages, such as fast detection speed, high accuracy and rotation invariance. It resolves the disadvantage of the detection algorithm based on rectangular coordinates.
该算法检测速度快、精度高，而且具有旋转不变性，有效的解决了基于直角坐标的检测算法的不足。
The definition of weld slope and weld rotation are described, and characteristics coordinates frame of seam are set up.
给出了焊缝倾角和焊缝转角的广义定义，提出建立焊缝特征坐标系的方法。
An unconstrained rigid body has six degrees-of-freedom: translation in three coordinates and rotation about three coordinate axes.
一个无约束刚体有6个自由度：直线移动在三个坐标和旋转运动三个坐标轴。
An unconstrained rigid body has six degrees-of-freedom: translation in three coordinates and rotation about three coordinate axes.
一个无约束刚体有6个自由度：直线移动在三个坐标和旋转运动三个坐标轴。
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