单项选择题
A.strips of burlap B.heavy paper C.dunnage boards D.strips of rope yarm
The valves（）S/0 No.187 is not shown in the plan.A.below...
单项选择题The valves（）S/0 No.187 is not shown in the plan.
A.below B.in C.of D.under
To improve your vessel’s stabilty in a hazardous situat...
单项选择题To improve your vessel’s stabilty in a hazardous situation, you should（）.
A.ballast deep tanks if they are slack B.transfer ballast athwarships C.pump out double bottoms D.fill double bottom from deep tanks
Upon the survey it is found the deck control valve of t...
单项选择题Upon the survey it is found the deck control valve of the fore peak tank could not be（）.
A.tighted formally B.shut tightly C.combined properly D.closed suitably
