“governing valve”可以造什么句，governing valve造句

A governing valve is the instrument for changing flow resistance and heat transfer flux of hot water, controlling pressure and temperature of heating system.

Pressure governor valve is composed by governing valve, oil, water separation devices and a combination of one-way valves, etc.

Liaocheng power plants 600mw unit cant perform the switching operation from governing valve mode to sequence valve mode, which has long been a problem and affected the unit efficiency apparently.