熟练使用内、外千分尺以及游标卡尺。

Completed ability to use inside and outside micrometer, caliper.

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游标卡尺用于一般机械加工中的测量，可测量内、外尺寸、深度及台阶等。

The vernier calipers are measuring tools for the machine shop and inspection department. They are used to measure outside, inside dimensions. Type I calipers are used to measure depth and step.

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