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:2022-08-27 14:05:09 所属题库:海上避碰规则题库

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