單項(xiàng)選擇題

Water accumulation in the cylinder of a secured engine is an indication that the （）

A.soft water pump was not secured along with the engine
B.jacket water thermostat has failed
C.cylinder liner may be cracked
D.raw water pump is over-speeding just prior to engine shutdown

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單項(xiàng)選擇題

If a diesel engine turned over at normal cranking speed but failed to start, the cause could be late fuel injection or （）

A.excessive fuel pressure
B.high lube oil viscosity
C.inadequate fuel injection
D.excessive starting air pressure

單項(xiàng)選擇題

A bronze bearing liner with a lead-tin flashing has a milky-white color over most of its surface and some areas of exposed bronze, the white coloring indicates（）

A.proper break-in wear
B.improper break-in wear
C.relocation of the overlay flashing
D.water contamination of the lube oil system

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Water accumulation in the cylinder of a secured engine is an indication that the （）

你可能感興趣的試題

If a diesel engine turned over at normal cranking speed but failed to start, the cause could be late fuel injection or （）

A bronze bearing liner with a lead-tin flashing has a milky-white color over most of its surface and some areas of exposed bronze, the white coloring indicates（）

99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精