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The drive motor will have a brake arranged to fail-safe, ieit will （） the load if power fails or machine is stopped.
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The drive motor will have a brake arranged to fail-safe, ieit will （） the load if power fails or machine is stopped.
A、lift
B、put
C、take
D、hold
时间：2022-01-03 08:00
关键词：
船舶辅助机械
答案解析
D
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