The abandon ship signal sounded by the vessels whistle is ().

A . 6 short blasts and 1 long blast B . long blast mare than 6 short blasts C . more than 6 short blasts and 1 long blast D . 1 long blast of at least 10 second

时间:2022-08-29 13:45:50 所属题库:船舶电气与船舶安全题库

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