A、oxygen
B、nitrogen
C、compressed air
D、nitrogen and oxygen
更多“The air cylinder bottles in the survival craft should be refilled with（）.”相关的问题
A、leaky discharge valves on the LP cylinder B、leaky discharge valves on the HP cylinder C、insufficient intercooler cooling D、low ambient air pressure
A、delivering more air into the cylinder than it would normally receive during an ordinary charging process B、forcing the products of combustion out of the cylinder with the fresh air charge C、collecting the air charge at the cleaner D、combustion and expansion of hot gas
A、increases the density of the air B、decrease the density of the air C、increases the specific heat of the air D、decreases the specific heat of the exhaust
A、the pressure of the starting air is high enough B、there is enough air in the air reservoirs C、the air is supplied into the cylinders in the appropriate sequence D、all of the above
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