单项选择题
On top of scavenging air box is mounted a strong cast iron frame for each cylinder known as（）
A.cooling jacket
B.cylinder liner
C.piston crown
D.cylinder cover
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相关考题
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单项选择题
On the top of the cylinder is mounted the cylinder cover which is pressed onto （） of the cylinder liner by means of nuts and studs.
A.the camshaft
B.the flange
C.the ridge
D.the bulge -
单项选择题
On opposite ends of a single shaft of a turboblower are a gas driven （）and a air compressor, which are sealed each other.
A.charge air receiver
B.scavenging air belt
C.turbine
D.air cooler -
单项选择题
On a four-stroke diesel engine, when the piston is driven downwards by the expanding gas, it delivers power to the crankshaft through the （）.
A.thrust block
B.sounding rod
C.connecting rod
D.push rod
