A、at all times
B、during evening hours
C、unless another person is present
D、during drilling operations
更多“Smoking in bed on a ship is prohibited（）.”相关的问题
A、an unprotected drop-light bulb B、careless disposal or storage of material C、smoking in bed D、worn electrical wires on power tools
A、Secure all lighting to the main deck B、Provide a portable fan to blow away fumes C、Prohibit smoking in the area D、Display a black triangle during daylight hours
A、be visible from both sides and from forward and aft B、indicate NO SMOKING C、be displayed only while transferring cargo and fast to a dock D、use black lettering on a white background
A、lower compression pressures B、overheating without smoking C、failure to start D、a run away without load
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