... mechanical chopper 机械斩光盘 mechanical comparator 机械比较仪 mechanical counter 机械计数器 ...
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optical-mechanical comparator 光学机械式比较仪
mechanical dial comparator 杠杆齿轮比较仪
mechanical optical comparator 机械光学比较仪
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Mechanical dial comparator is designed for measuring and cheching the workpieces in respects of their geometric accuracy and form-location tolerances;
杠杆齿轮比较仪适用于测量工件的几何尺寸和形位差。
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