单项选择题
A.lowering brine discharge density B.decreasing the absolute pressure of each stage C.increasing the saltwater feed heater temperature D.increasing the pressure at the spray pipe
In some modern large diesel engines, which of the follo...
单项选择题In some modern large diesel engines, which of the following is used as the support for the main bearings?（）
A.Bedplate B.Block C.Base D.Sump
Valve lash, or clearance refers to the （）A.clearance be...
单项选择题Valve lash, or clearance refers to the （）
A.clearance between the top of the valve stem and the rocker arm B.compression of the valve springs C.clearance between the valve seat inserts and the head D.out of roundness of the fuel injection cams
Auxiliary diesel engines can be automatically shut down...
单项选择题Auxiliary diesel engines can be automatically shut down as a result of （）
A.low lube oil temperature B.low lube oil pressure C.high exhaust temperature D.high cooling water pressure
