单项选择题

The longer the ignition delay period resulting from improper use of low cetane fuel, the （）

A.less fuel will enter the cylinder
B.higher the cylinder combustion temperature
C.more complete the fuel combustion
D.more rapid the rise in combustion pressure

点击查看答案&解析

上一题目录下一题

相关考题

单项选择题

Intercoolers installed on starting air compressors, reduce the possibility of（）

A.dust entering the high pressure stage
B.lube oil carbonization
C.discharge pulsations
D.inter-stage vapor lock

单项选择题

The insertion of shims between the foot of a marine type connecting rod and a bearing box would result in （）

A.increased compression ratio
B.decreased compression ratio
C.increased bearing clearance
D.decreased bearing clearance

单项选择题

Which of the following statements is true concerning the cetane number rating of diesel fuel? （）

A.The cetane number is obtained by comparing the fuel with cetane a colorless liquid hydrocarbon
B.The higher the cetane number, the shorter the ignition lag
C.The highest cetane number of fuel is 100
D.All of the above