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

單項(xiàng)選擇題

Combustion knock will most likely occur as a result of using a fuel with（）

A.low ignition quality
B.a high volatility
C.low ignition delay
D.a high cetane number

你可能感興趣的試題

單項(xiàng)選擇題

High exhaust temperatures from all of cylinder of a turbocharged, four-stroke/cycle diesel engine can be caused by an（）

A.inoperative turbocharger
B.inadequate fuel supply
C.overload on one cylinder
D.unequal load distribution

單項(xiàng)選擇題

One of the factors limiting the amount of load which can be put on a modern marine diesel engine is the （）

A.governor sensitivity
B.exhaust temperature
C.fuel injection pressure
D.speed of the can shaft