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'.
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