The phrase "feed off" in the last paragraph means （）.

A、A. depend on

B、B. compete with

C、C. fight with

D、D. kill off

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更多“The phrase "feed off" in the last paragraph means （）. ”相关的问题

第1题

[单选题] 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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第2题

[单选题] If it becomes necessary to cutout an individual cylinder of a large, low-speed, main propulsion diesel engine, the fuel to that cylinder should be secured and its （）

A、fuel pump should be removed and all connections blanked off B、cylinder oil feed rate should be increased slightly above that used at normal sea speed C、cylinder oil feed rate should be reduced D、cylinder oil feed rate should be increased to the maximum flow capable of the metering pump

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第3题

[] The function of the cut-off lever is（）

A、A.to provide electrical signal B、B.to provide feed-back C、C.to provide local manual control D、D.to provide right rudder angle

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第4题

[] In the event of a flame failure in an auxiliary water-tube boiler, you must（）

A、A.relight the boiler immediately to prevent loss of steam pressure B、B.relight the fire off the brickwork as the bricks are cherry red C、C.purge the furnace of any combustible gases before attempting to relight the fire D、D.speed up the feed pump to prevent dry firing when the burner flame is reestablished