modulating valve造句

Alternatively, modulating valves will avoid this phenomenon.
By driving cabin air supply compressors at the minimum required speed, no energy wasting modulating valves are required.
A fan air modulating valve ( FAMV ) varies the cooling airflow to control the final air temperature of the service bleed air.
VTEC, the original Honda variable valve control system, originated from REV ( Revolution-modulated valve control ) introduced on the Timing refers to an angle measurement of when a valve is opened or closed with respect to the piston position ( BTDC or ATDC ).
When the ambient air temperature drops to a set temperature, a modulating valve allows all or part of the chilled water to by-pass an existing chiller and run through the Free Cooling system, which uses less power and uses the lower ambient air temperature to cool the water in the system.
It's difficult to find modulating valve in a sentence. 用modulating valve造句挺难的