每周检查盘式刹车安全钳的松刹空隙,要求其小于()。A.0.8mm B.0.5mm C

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问题:

每周检查盘式刹车安全钳的松刹空隙,要求其小于()。

A.0.8mm

B.0.5mm

C.1mm

D.1.5mm

考点:石油钻井工考试高级石油钻井工高级石油钻井工题库
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