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


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1.單項(xiàng)選擇題In the M-Emooring trial, the starting trial is carried under()

A.cold condition
B.stillness condition
C.certain air pressure
D.the surveyors supervision

2.單項(xiàng)選擇題When carrying out mooring trial, if the M√Ecan’t start normally, you should ()

A.take a further inspection in the voyage
B.check and repair, then retrial
C.do as the surveyor’s requirement
D.retrial