單項(xiàng)選擇題

A diesel engine is equipped with an isochronous hydraulic governorA decrease in load will cause the engine speed to （）

A.decrease only
B.increase only
C.decrease slightly then returned to original speed
D.increase slightly then returned to original speed

你可能感興趣的試題

單項(xiàng)選擇題

The arrangement and shape of the cams on a diesel engine camshaft directly control which of the listed groups of operating conditions?（）

A.speed, torque, and horsepower production
B.firing order, valve timing, and valve lift
C.fuel consumption, efficiency, and cylinder pressure
D.scavenge pressure, compression ratio, and exhaust pressure

單項(xiàng)選擇題

Corrosion inhibitors and/or soluble oils are added to diesel engine cooling systems to （）

A.maintain low pH in the cooling water
B.reduce the cooling water temperature
C.increase cooling water hardness
D.form a protective film on metal surfaces

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

A diesel engine is equipped with an isochronous hydraulic governorA decrease in load will cause the engine speed to （）

你可能感興趣的試題

The arrangement and shape of the cams on a diesel engine camshaft directly control which of the listed groups of operating conditions?（）

Corrosion inhibitors and/or soluble oils are added to diesel engine cooling systems to （）

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