单项选择题
Which of the following is a factor of fuel oil almost having nothing to do with the formation of combustion products?（）
A.setting point
B.ash
C.sulfur content
D.carbon residues
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相关考题
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单项选择题
Which of the following firing order may be used for an 6 cylinder engine?（）
A.1-2-3-4-5-6
B.1-2-3-6-5-4
C.1-5-3-6-2-4
D.1-3-4-5-6-2 -
单项选择题
Which of the following can be obtained by means of an indicator card?（）
A.the peak pressure in a cylinder
B.the temperature of the cooling water
C.the fuel consumption
D.none of the above -
单项选择题
Which of the following can be directly obtained by means of an indicator card?（）
A.power
B.maximum pressure in a cylinder
C.mean pressure in a cylinder
D.all of the above
