The amount of lubricating oil in the drain tank should be checked by ().
- Ameasuring
- Bsounding rod
- Cmetering
- Dweighting
The amount of lubricating oil in the drain tank should be checked by ().
1、The removal of () from lubricating oil
The removal of () from lubricating oil will reduce engine wear and possible breakdowns.Acontaminating waterBcontaminated additivesCcontaminated fuelDcontaminating impuritie
2、The amount of fuel injected in a parti
The amount of fuel injected in a particular time, or degree, of crankshaft rotation is termed ().AmeteringBtimingCrate of injectionDrate of distributio
3、The ability of lubricating oils to res
The ability of lubricating oils to resist viscosity changes during temperature changes is indicated by the()AAmerican PetroleumBInstitute number viscosity index numberCSeconds Saybolt Furol numberDSeconds Saybolt Universal number
4、The remaining oil in the lubricating p
The remaining oil in the lubricating pipes and ducts should be blown out with ().AatmosphereBthe fresh waterCcompressed airDchemical compound
5、The selection of a lubricating oil dep
The selection of a lubricating oil depends to a great extent on the operating conditions,().Athe type of coolantBthe design of the engineCthe type of fuel to be burnedDB and C
6、Sludge may form in the lubricating oil
Sludge may form in the lubricating oil crankcase of a reciprocating air conditioning compressor as a result of ().Awax precipitation in the l...