During the day,a vessel picking up a submarine cable shall carry().

A . three shapes,the highest and lowest shall be red balls,and the middle shall be a white diamond B . two black balls C . three shapes; the highest and lowest shall be black balls,and the middle shall be a red diamond D . three shapes; the highest and lowest shall be black balls and the middle shall be a black diamond

时间:2022-10-01 19:48:31 所属题库:船员职务名称题库

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