When whistle signals are used for launching lifeboats，one short blast means（）. -题库考试答案搜索网

When whistle signals are used for launching lifeboats，one short blast means（）.

单选题

2022-01-04 10:06

A、use the float-free method only
B、lower all boats
C、raise all boats
D、drill is over，secure all boat

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正确答案

B

试题解析

标签：海上求生船员基本安全培训考试

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