单项选择题
A.sheath-screw davit B.gravity davit C.radial davit D.bruckner davit
The tops of the thwarts，side benches，and the footings o...
单项选择题The tops of the thwarts，side benches，and the footings of a lifeboat are painted which color?（）
A.International orange B.Yellow C.White D.Red
The steering oar in a lifeboat is usually referred to a...
单项选择题The steering oar in a lifeboat is usually referred to as the（）.
A.bumpkin oar B.stroke oar C.sweep oar D.becket oar
The steering oar in a lifeboat is（）.A.shorter than the ...
单项选择题The steering oar in a lifeboat is（）.
A.shorter than the others B.used for the stroke oar C.used by the forward man in the boat to direct the bow D.longer than the others and should be lashed to the stern
