In the combustion chamber, the part whose surface is exposed to the highest temperature is the ().
A、cylinder liner
B、cylinder cover
C、piston
D、exhaust valve
A、cylinder liner
B、cylinder cover
C、piston
D、exhaust valve
A、removes combustible gases in the crankcase B、prevents the formation of combustible gases in the crankcase C、cools lubricating oil D、improves cold weather starting
A、Combustion does not begin until the piston starts down on the power stroke B、Maximum combustion pressure is reached before TDC C、Turbulence in the cylinder causes a delay in ignition D、Maximum cylinder firing pressure is not developed until the piston passes TDC
A、In the lower level of the pumproom B、In the middle level of the pumproom C、In the upper level of the pumproom D、On the deck outside the pumproom
A、In the lower level of the pumproom B、In the middle level of the pumproom C、In the upper level of the pumproom D、On the deck outside the pumproom
A、In the lower level of the pumproom B、In the middle level of the pumproom C、In the upper lever of the pumproom D、On the deck outside the pumproom
A、A.less fuel will enter the cylinder B、B.higher the cylinder combustion temperature C、C.more complete the fuel combustion D、D.more rapid the rise in combustion pressure
A、injection pressure B、shape of combustion space C、turbulence in combustion space D、all of the above
A、A.less fuel will enter the cylinder B、B.lower will be cylinder compression temperatures C、C.more complete will be fuel combustion D、D.more rapid will be the rise in combustion pressure
A、Combustion gases flow through the tubes B、Flames impinge on the tubes C、Combustion occurs in the tubes D、Water flows through the tubes