單項(xiàng)選擇題

The plunger in a jerk pump is rotated until the release port is uncoveredIf the port remains uncovered all of the time, which of the listed operations will occur?（）

A.No fuel will be delivered
B.The maximum effective stroke will be attained
C.The fuel delivered to the cylinder will be excessive
D.The injection nozzle will overheat and carbonize

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單項(xiàng)選擇題

If the compensating needle valve of a hydraulic governor is opened more than necessary the governor will （）

A.have a larger than normal dead band
B.produce excessive speed response to a load change
C.respond slowly to any change in engine load
D.stabilize engine speed at the new governor setting

單項(xiàng)選擇題

The double bottom in a vessel is a space comprised of （）

A.plating forming the engine room tank top
B.doubler plating installed over the flat keel plate
C.a watertight boundary formed by the inner bottom
D.compartments between the inner and outer bottoms

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The plunger in a jerk pump is rotated until the release port is uncoveredIf the port remains uncovered all of the time, which of the listed operations will occur?（）

你可能感興趣的試題

If the compensating needle valve of a hydraulic governor is opened more than necessary the governor will （）

The double bottom in a vessel is a space comprised of （）

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