Chief Officer: The derrick boom on hatch No. 1 is not safe, and it may be harmful for navigation. Second, could you check it tomorrow?
大副：1舱吊杆不安全，可能影响安全航行，二副，你明天检查一下。
youdao
Top derrick over hatch.
吊杆顶在货舱上方。
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模块上移
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