A、A.machine efficiency
B、B.machinery efficiency
C、C.mechanical efficiency
D、D.mechanics efficiency
更多“Charging-air pressure increases if there is incorrect combustion and drop in the （） of the diesel engine.”相关的问题
A、the compressor suction pressure is not too high B、all air is purged from the pump and charging fittings C、the high pressure cutout switch is held open to prevent accidental starting D、the condenser is completely shutdown first
A、an air start cam B、cylinder compression pressure C、starting air pressure D、valve springs
A、an air start cam B、cylinder compression pressure C、starting air pressure D、valve springs
A、high compression pressure B、low intake air temperature C、low exhaust pressure D、high scavenge air pressure
A、cam rollers on the camshaft B、spring force C、air pressure on top of the valve differential piston D、air pressure on the bottom of the valve differential piston
A、an obstruction in an cylinder B、water accumulation in some engine cylinders C、low starting air pressure D、low scavenge air pressure
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