單項(xiàng)選擇題

（） is/are the legal survey institution(s) that stated by PRC.

A.Ship Survey Bureau
B.CCS
C.Maritime Safety Administration
D.all of the above

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單項(xiàng)選擇題

When carrying out the voyage trial, the M-E is not necessary to take（）trial.

A.starting
B.running
C.running-in
D.direction changing

單項(xiàng)選擇題

After repair, the voyage trial of the M-E should be done （）

A.after the mooring trial has passed
B.before the mooring trial
C.under the surveyors supervision
D.after repair