单项选择题
A.4，based on the breaking strength B.5，based on the maximum allowable stress C.6，based on the maximum working load D.8，based on the normal working load
BHP stands for the（）of the main engine.A.breadth dimens...
单项选择题BHP stands for the（）of the main engine.
A.breadth dimension B.builder's name C.brake horsepower D.revolutions per minute
Before starting to hoist provisions，which should be che...
单项选择题Before starting to hoist provisions，which should be checked?（）
A.Hoist rope is not kinked B.Multiple part lines are not twisted around each other C.The hook is centrally located over the load D.All of the above
Before operating a non-oceangoing ship greater than 100...
单项选择题Before operating a non-oceangoing ship greater than 100 gross tons it must have a fixed piping system to discharge oily mixtures ashore. This system must include（）.
A.approved oil-water separating equipment B.a fixed or portable containment system at the shore connection C.a spare pump in case the main pump is inoperative D.at least one outlet accessible from the weather deck
