A、Never remove the line from the rocket
B、Fire it at an angle of approximately 90 degrees to the horizon
C、Wear asbestos gloves
D、All of the above
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A、A.sho wport<1-27>macaddr B、B.Sho wmacaddress link
A、Constant inspection B、Keeping constant load C、Remaining constant temperature D、varying speed
A、Constant inspection B、Keeping constant load C、Remaining constant temperature D、Varying speed
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、The hose should not be twisted B、The hose should be protected with a sleeve if it is subjected to rubbing C、There should be some slack in the hose D、All of the above
A、special precautions to deal with heat B、engine room safety procedures such as earmuffs, safety glasses, work clothes C、emergency escapes D、the location of safety equipment around the ship
A、All engines，motors，fans，etc. should be shut down when fueling B、All windows，doors，hatches，etc. should be closed C、A fire extinguisher should be kept nearby D、Fuel tanks should be topped off with no room for expansion
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