单项选择题
A.Indicated exhaust pressure readings will increase
B.Pyrometer responses will be retarded
C.Indicated cylinder temperature readings will increase
D.Indicated firing pressure readings will increase
单项选择题 Excessive lubricating oil consumption in a running diesel engine can be caused by （）
单项选择题 If the diesel engine fuel injection timing is changed to delay the start of injection until the pistons are at top dead center, the engine will（）
单项选择题 A condition that can increase the foaming tendency of lube oil is （）