Method: Gait initiation of normal subjects in level was observed with human motion analysis system based common CCD and 3-d force platforms.

方法：使用基于CCD和三维测力平台的人体运动分析系统，研究正常人水平地面起步过程的步态特征。

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In reference to the describing method of the creeping of machine tools, a motion accuracy analysis of a 3-d coordinate measuring machine (CMM) is made.

参考机床爬行的描述方法，对三坐标测量机的运动精度进行了分析。

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In reference to the describing method of the creeping of machine tools, a motion accuracy analysis of a 3-d coordinate measuring machine (CMM) is made.

参考机床爬行的描述方法，对三坐标测量机的运动精度进行了分析。

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