单项选择题
The bearings used to support the crankshaft are generally called （）
A.line shaft bearings
B.connecting rod beatings
C.main bearings
D.support bearings
点击查看答案&解析
相关考题
-
单项选择题
Improper maintenance of an automatic auxiliary boiler oil burner could result in （）.
A.fuel pump failure
B.fan motor failure
C.increased feedwater consumption
D.decreased boiler efficiency -
单项选择题
The highest pressure in any closed diesel engine freshwater cooling system is at the （）.
A.jacket water outlet
B.expansion tank inlet
C.heat exchanger inlet
D.cooling water pump outlet -
单项选择题
The lube oil cooler is located after the lube oil filter in order for （）
A.the filter to operate more efficiently
B.the lube oil cooler to be bypassed
C.positive lube oil pump suction to be assured
D.galvanic action in the cooler to be minimized
