单项选择题
A.inspected weekly B.stowed in locked compartments C.readily accessible D.tested yearly
The life jackets on all vessels shall be（）.A.inspected ...
单项选择题The life jackets on all vessels shall be（）.
A.inspected weekly B.worn at all times C.readily available D.tested yearly
The last shot of an anchor cable is usually painted（）.A...
单项选择题The last shot of an anchor cable is usually painted（）.
A.white B.international orange C.yellow D.red
Safety shackles are fitted with（）.A.a threaded boltB.a ...
单项选择题Safety shackles are fitted with（）.
A.a threaded bolt B.a round pin，with a cotter pin C.a threaded bolt，locknuts，and cotter pins D.round pins and locknuts
