可调式空气阀门。
此外还能在预热空气压力变化时自动修正空气阀门位置。
Besides, it can also correct the air valve position during air pressure change.
电动节流阀用于常压燃烧系统的火焰控制，应用于燃气和空气阀门同步电动调节或固定空气控制场合。
Motorized Throttling valves are used to control flames in atmospheric burner systems, in applications where both air and gas valves are motorized or in applications working 'air constant'.
上水时，空气阀、压力表阀及水位计通汽通水阀开足，其他阀门和检查门无孔门应一律关闭。
Before feeding water, air vent valves, pressure gauge valve, water level gauge, burner supply valve and steam supply valve should be opened fully. Other valves and checking manhole close.
空气过滤器减压阀，电磁阀，阀位反馈装置，阀门定位器，快速排气阀。
Air filtering pressure reducing valve, solenoid valve, valve location feedback device, valve gate locator, quick exhaust valce.
空气过滤器减压阀，电磁阀，阀位反馈装置，阀门定位器，快速排气阀。
Air filtering pressure reducing valve, solenoid valve, valve location feedback device, valve gate locator, quick exhaust valce.
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