单项选择题
A.lube oil temperature at the cooler outlet
B.lube oil strainer magnets bearing
C.lube oil temperature
D.lube oil pressure to the bearing
单项选择题 In a jerk pump, the amount of fuel that will be forced through the spray nozzle on each upward stroke of the plunger depends on （）
单项选择题 If the jacket water temperature in an auxiliary diesel engine cooling system is lower than normal, the probable cause is （）
单项选择题 One result of operating a diesel engine at light load with excessively low cooling water temperature is a/an （）