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單項選擇題

Turbocharging system may be designed to operate on either the （） or the constant pressure exhaust system.

A.pulse
B.exhaust
C.fluctuating
D.hunting

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單項選擇題

Turbocharging of marine diesel engine is achieved by two distinct methods, （） termed the constant pressure and the pulse system.

A.respectable
B.respectful
C.respective
D.respectively

單項選擇題

To start the ejection process the oil feed to the centrifuge is first shut off and the oil remaining in the bowl removed by admitting （）.

A.flashing water
B.operating oil
C.flushing water
D.sealing water

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