A、A.the cylinder head
B、B.the cross-head
C、C.the moving piston
D、D.the stationary piston
更多“The fresh air coming in through the inner air ports, is compressed by（） to a higher pressure.”相关的问题
A、pilot air；pilot air B、handle；solenoid C、handle；pilot air coming through the distributor D、solenoid；pilot air coming through the distributor
A、the supply of normal air and removal of compressed air B、the supply of fuel oil and combustion of the atomized oil C、the supply of fresh air and removal of exhaust gases D、the supply of fresh air and removal of the extra heat
A、the inlet port is opened by the up coming piston； the port is closed by the down going B、the inlet valve is opened by the down going piston；the inlet valve is closed C、the inlet port is opened by the down going piston；the port is closed by the up coming D、the inlet valve is opened
A、camshaft；fresh air B、camshaft；starting air C、electronic motor which is controlled by a computer；fresh air D、electronic motor which is controlled by a computer；starting air
A、noise coming from that air starting valve B、continuous operation of the starting air compressor C、zero air pressure in the air starting system D、overheated starting air pipe to the cylinder head
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