Puts forward a constant flow adjusting form of three-way valves for dynamic adjusting of heating systems.
针对供暖系统的动态调节问题，提出三通调节阀的定流量调节形式。
Bypass should recommend the use of three-way valves, which have to maintain export condenser tube thermometer. facilitate the observation and maintenance work.
应积极推荐采用旁路三通调节阀，因为这样能保持冷凝器进出口设有温度计管，便于观察和保养工作。
According to structural characteristics of a flapper valve, flapper valves, butterfly valves, ball valves, diaphragm valves, Angle valves, through the valve, three-way valve.
根据结构特点有挡板阀、插板阀、蝶阀、球阀、隔膜阀、角阀、直通阀、三通阀。
Relay valves convert a sustained air flow from a three-way pilot valve into a momentary pulse or bleed, which shifts a control valve and then closes.
延迟阀可调节从三通控制阀到瞬间脉冲或放气阀的空气流量，放气阀或瞬间脉冲改变控制阀，然后关闭。
Three-way valve has three entrances and pipes, equivalent to two single-Block valves synthetic one.
三通阀有3个出入口与管道相连，相当于两台单座阀合成一体。
Three-way valve has three entrances and pipes, equivalent to two single-Block valves synthetic one.
三通阀有3个出入口与管道相连，相当于两台单座阀合成一体。
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