单项选择题
A.nightstick B.flashlight C.passenger list showing assigned berths D.A-I fire extinguisher
The only type of helicopter that may be refueled with t...
单项选择题The only type of helicopter that may be refueled with the engine running and the blades turning is（）.
A.a helicopter carrying cargo only B.a turbine-equipped helicopter C.a Sikorsky D.a helicopter carrying injured personnel in an emergency situation
The most likely location for a liquid cargo fire to occ...
单项选择题The most likely location for a liquid cargo fire to occur on a tanker would be（）.
A.in the midships house B.at the main deck manifold C.at the vent header D.in the pumproom
The major cause of anchor buoy pendant wire failures is...
单项选择题The major cause of anchor buoy pendant wire failures is（）.
A.corrosion B.rough weather C.defective sockets D.mishandling
