As soon as the ship gets alongside the wharf, you should lower the gangway and put a （）below it.
- A、safety net
- B、safety belt
- C、safety lamp
- D、safety device
正确答案:A
答案解析:有
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船舶水手考试
船舶水手考试
As soon as the ship gets alongside the wharf, you should lower the gangway and put a （）below it.
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