After arrived at the port, if it is necessary to lift the piston out and inspect the M-E temporarily, the chief engineer should report the situation to the(), and the operation could be performed only after having the approvement of relevant department.

A . maritime safety administration B . ship survey bureau C . company manager D . captai

时间:2022-11-09 12:15:54 所属题库:船舶电气与船舶安全题库

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