单项选择题

The hot expanding gas rotates the blades of the exhaust turbine, thus giving out large part of its power, which drives （）.

A.the oil separator
B.the fresh water generator
C.the compressor
D.fire pump

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单项选择题

A.injector pump
B.fuel injector
C.governor
D.turbocharger

单项选择题

A.crankcase
B.cylinder
C.scavenge box
D.piston

单项选择题

A.a motor-driven steering wheel
B.a pneumatic steering wheel
C.a hand-driven steering wheel
D.an electric steering wheel