截面最小二乘圆心在绝对坐标系内的位置是影响圆柱度形状误差大小的重要因素。
The position of the least square center for a cross section in the absolute coordinate system is an important factor that affects cylindrical form errors.
提出一种在绝对坐标系中建立小应变有限转动平面梁动力学方程的有效方法。
An effective method is presented to derive the equations of finite-rotation plan beams.
在研究叶轮机械转动部件非定常旋涡脱落频谱特性时，难以避免会遇到旋转坐标系向绝对坐标系转换的问题。
The problem of altering the rotating coordinate system to absolute coordinate system is often encountered when the frequency characteristics of unsteady vortex shedding in turbine engine is studied.
运用正向运动学模型，根据PWLER各驱动轮的转速可估算出机器人相对于绝对坐标系的位置和姿态。
The robotic forward kinematics model can estimate the position and orientation of the PWLER robot relative to the world coordinates using each driving wheel's rotational velocity of the robot.
运用正向运动学模型，根据PWLER各驱动轮的转速可估算出机器人相对于绝对坐标系的位置和姿态。
The robotic forward kinematics model can estimate the position and orientation of the PWLER robot relative to the world coordinates using each driving wheel's rotational velocity of the robot.
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