Although lube oils used in the main lubricating service systems should have a relatively high flash point to avoid ignition, they can create smoke and fire hazards when they （）.
1、If the analysis of used lube oil indic
If the analysis of used lube oil indicates a high content of iron particles, this could indicate（）Acorrosive deterioration of a bearingBinadequate air filtrationCexcessive ring and liner wearDexcessive cooling of lubricating oil
2、For a main diesel engine the lube oil
For a main diesel engine the lube oil in the bearings is drawn from （）, usually located in the bedplate.Aa gravity tankBa sumpCa vesselDa bottle
3、The term "oil", as used in the Polluti
The term "oil", as used in the Pollution Prevention Regulations, means （）.Afuel oil onlyBcrude oil onlyCliquefied petroleum gasDpetroleum oil of any kind
4、In cleaning up an oil spill, the use o
In cleaning up an oil spill, the use of chemical agents would （）.Aabsorb the oil for easy removalBremove the oil from the waterCdisperse or dissolve the oil in the waterDnot affect the oil
5、Lube oil accumulating in the cooling w
Lube oil accumulating in the cooling water system of a diesel engine will result in （）Alube cooler failureBpoor heat transferCmechanical lubricator failureDcamshaft seizure
6、In a full flow type lube oil system, t
In a full flow type lube oil system, the bypass relief valve will lift due to （）Aa clogged filter elementBexcessive lube oil pump discharge pressureCexcessive lube oil flowDexcessively hot lube oil