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问题详情

Two mooring lines may be placed on the same bollard and either one cast off first if（）.

A、the eye of the second line is dipped

B、the mooring lines are doubled

C、the bollard has two horns

D、one of the lines is a breast line

时间：2022-01-10 05:05 关键词：船舶索具及保养

答案解析

A

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