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The signal given to commence lowering the lifeboats is（）.

A、3 short blasts of the ship's whistle

B、1 short blast of the ship's whistle

C、3 long blasts of the ship's whistle

D、1 long blast of the ship's whistle

时间：2021-12-31 19:27 关键词：海上求生船员基本安全培训考试

答案解析

B

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The signal given to commence lowering the lifeboats is（）.