A、over heat
B、over speed
C、over pressure
D、over worn
更多“The oil index of main engine should be controlled to prevent it from in heavy weather（）”相关的问题
A、degrees of quality of petroleum products B、flash point range and Reid vapor pressure index of petroleum products C、grades of crude oil D、pour point，color，and viscosity index of petroleum products
A、A.Water discharging from the water outlet of the lube oil purifier B、B.Fuel oil discharging from the water outlet of the lube oil purifier C、C.Lube oil discharging from the water outlet of the lube oil purifier D、D.A change in the lube oil viscosity
A、a drop of oil B、the emulsion of oil at sea surface C、the weathered oil D、the oil floating on the surface of the sea water
A、A.acidity of the oil B、B.pour point of the oil C、C.flash point of the oil D、D.viscosity of the oil
A、the viscosity index B、the fuel oil contents C、the starting speed D、the reading at the rack
A、the viscosity index B、the fuel oil contents C、the starting speed D、the reading at the rack
A、refrigerant bubbles in the lube oil B、refrigerant reducing the lube oil viscosity C、oxidation of the lube oil from overheating D、reducing the floc or cloud point of the oil
A、The indexed column is declared as NOT NULL. B、The indexed columns are used in the FROM clause. C、The indexed columns are part of an expression. D、The indexed column contains a wide range of values.
A、The indexed column is declared as NOT NULL. B、The indexed columns are used in the FROM clause. C、The indexed columns are part of an expression. D、The indexed column contains a wide range of values.
A、Low viscosity index B、Low carbon forming tendencies C、High film strength D、High non-corrosive qualities
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