单项选择题
The draft is less than 5 meters.()
A.干舷小于5米。 B.干舷大于5米。 C.吃水小于5米。 D.吃水大于5米。
单项选择题 The freeboard is more than 9 metres. ()
单项选择题 Keep buoy on starboard side. ()
单项选择题 We must grease and clean the derrick parts.()