單項(xiàng)選擇題

Trunk type diesel engine pistons are effectively cooled when heat is（）

A.radiated through the engine block
B.transferred to water cooled cylinder walls
C.conducted through the piston crown
D.transferred to escaping exhaust gases

你可能感興趣的試題

單項(xiàng)選擇題

Maintaining the proper fuel oil temperature will result in （）

A.the elimination of valve wear
B.improved atomization
C.a decrease in cylinder blow-by
D.an increase in cylinder blow-by

單項(xiàng)選擇題

Air motion is induced in a four-stroke/cycle diesel engine cylinder to improve air fuel mixing, and is known as（）

A.supercharging
B.scavenging
C.turbulence
D.swept volume charging

无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

Trunk type diesel engine pistons are effectively cooled when heat is（）

你可能感興趣的試題

Maintaining the proper fuel oil temperature will result in （）

Air motion is induced in a four-stroke/cycle diesel engine cylinder to improve air fuel mixing, and is known as（）