The drive motor will have a brake arranged to fail-safe, i.eit will _____ the load if power fails or machine is stopped.

题库:二管轮 类型:最佳选择题 时间:2019-02-19 18:37:56 免费下载:《第二章 船舶辅助机械》Word试卷

The drive motor will have a brake arranged to fail-safe, i.eit will _____ the load if power fails or machine is stopped.
A.lift
B.put
C.take
D.hold

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