Oil mist detectors are usually used on board to detect oil mist density within _____.A.the

In general, the oil mist defectors include a base plate with air blast pumpThe function of

Although "lie detectors" are widely used by governments, police departments and businesses

Cylinder wall temperature, fuel oil supplier, and oil passage _____.A.are interdependentB.

There will usually be summaries or daily account tables for heavy oil, diesel oil, lubrica

The ______pump is usually used as the lubricating oil pump.A.turbineB.screwC.vaneejectorD.

胶囊（剂）的英文缩写是（ ）A. Inj. B. Mist.C. Tab. D. Cap.E. u