A definite advantage of using water as a fire extinguishing agent is its characteristic of（）.
1、The advantage of a centrifugal pump as
The advantage of a centrifugal pump as compared with a reciprocating pump is that （）.Adischarge is continuousBit has no internal valvesCupon accidental closing of discharge valve, excessive pressure will not build upDall of the above are true
2、What’s the advantage of oily water sep
What’s the advantage of oily water separator that meets the requirement of MEPC 60(33) over MEPC 107(49)?（）Amore economicBlarger capacity on oil treatmentCless costiveDmore capable of separating emulsified oil
3、What is an advantage of using foam in
What is an advantage of using foam in fire fighting?（）AIt is effective in controlling fire in flowing oil such as coming from a broken fuel...
4、Indentify two advantages of using reco
Indentify two advantages of using recovery catalog instead of the control file of the database in Recovery Manager (RMAN)？（）A You can use RM...
5、What is the definition of a path?
What is the definition of a path?AA sequence of vertices and the edges formed by each successive pair of vertices.BA walk with distinct vertices.CA walk with distinct edges.DNone of the above
6、Fresh water is used for the cooling of
Fresh water is used for the cooling of cylinder jackets and （） of the marine diesel engine.Acylinder coversBlubricating spaceCcrossheadDexhaust manifold