According to characteristics of lathe cutting, two gratings are adopted to measure changes of the diameter when work piece being processed, then calculating the diameter.
根据车削加工的特点，采用两个光栅测量工件加工时的外径变化，最后计算出工件直径。
According to characteristics of lathe cutting, two gratings are adopted to measure changes of the diameter when work piece being processed, then calculating the diameter.
根据车削加工的特点，采用两个光栅测量工件加工时的外径变化，最后计算出工件直径。
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