... scratch hardne 刻划硬度 scratch machine 刻痕机 scratch test 刻划硬度试验 ...
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... 刻痕incising 刻痕机incising machine 预加热preheating ...
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... 刻度量程 scale range 刻槽机 closing machine 刻痕机 scoring machine ...
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scoring machine
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scoring machine
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scoring machine
scoring machine
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