单项选择题
A.Excessive fuel
B.Higher than normal temperatures for star up
C.Longer starting periods
D.Higher than normal lube oil pressure
单项选择题 An increase in the load on a turbocharged diesel engine operating at constant speed will result in an increase in （）
单项选择题 Which of the following procedures should be carried out to permit the use of a crosshead engine with an inoperable after-cooler?（）
单项选择题 If cooling water flow through the after-cooler is interrupted,the power output of a turbocharged diesel engine will drop because the （）