单项选择题

In the voyage, duty officer should inform （） situation to the duty engineer immediately.

A.in/ut port
B.passing through big bridge
C.big steering angle for direction changing
D.in/out port and passing through big bridge

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单项选择题

Statutory survey could be divided into two kinds, they are （）

A.first survey and certificate exchange survey
B.first survey and operation survey
C.first survey and periodic survey
D.classification survey and certificate exchange survey

单项选择题

（）is not the main function of CCS.

A.ship products survey
B.notarization survey
C.ship safety inspection
D.counseling service and publishing ship name list

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If some surveys refer to statutory survey and ship classification survey but occur temporarily, we call them （）

A.periodic survey
B.statutory survey
C.additional survey
D.annual survey