单项选择题
A.penetration
B.permanence
C.turbulence
D.atomization
单项选择题 Proper atomization of fuel in diesel engine combustion chambers will ().
单项选择题 All of the diesel engine cylinder firing pressures are normal, yet all of the exhaust temperatures are lowWhich of the following situations is responsible for this condition?()
单项选择题 Which statement about diesel engine combustion is true?()