题目内容

Crankshaft is held in ________.

A. oil pan
B. combustion chamber
C. cylinder head
D. cylinder block

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When the piston moves up with both intake and exhaust valves closed, we call it ________.

A. intake stroke
B. compression stroke
C. power stroke
D. exhaust stroke

In the gasoline engine, ________ are compressed in the cylinder in the compression stroke.

A. gasoline
B. diesel
C. air
D. fuel-air mixture

All automobileengines are ________.

A. internal combustion engines
B. reciprocating engines
C. steam engines
D. rotary engines

Engines with cylinders arranged in a straight line are called ________.

A. V-type engines
B. boxer engines
C. W-type engines
D. inline engines