A、I’m sorry,there is no one here. B、I’m sorry,there is no one by that name here. C、I’m sorry,I don’t know him. D、I don’t under stand what you said.
A、There is something wrong with the derrick at hatch No.2. B、There is something wrong with the derrick at hatch No.1. C、There is something wrong with the winch at hatch No.2. D、There is something wrong with the winch at hatch No.1.
A、There are several types of hatch covers on board ship. B、There are several types of hatches on board ship. C、There is one type of hatches on board ship. D、There is one type of hatch covers on board ship.
A、A. one-rate rate limiters B、B. two-rate rate limiters C、C. two-rate rate limiters is the default D、D. one-rate rate limiters is the default E、E. there is no default it must be configured
A、ventilate all compartments,see that the machinery is clean and there are no obstructions B、just turn the key and start up C、take for granted that there are no fuel leaks D、assume there are no volatile fumes in the engine space
A、magnetic equator B、magnetic longitude reference line C、points where there is no variation D、points where there is no annual change in variation
A、the lack of cooling effect on heated materials B、that it cannot be used in a dead ship situation with no electrical power to the CO2 pump C、that it breaks down under extreme heat to form poisonous gases D、there is no effect on a class A fire even in an enclosed space