balanced valve的用法和樣例：
例句
- Isolate all circuits by closing the zone valves and purge and balancing valves.
通過(guò)關(guān)閉區域閥門(mén)和排氣平衡閥來(lái)隔離所有循環(huán)回路。 - The delivery pressure acting on the spring loaded diaphragm throttles the balanced valve to control the pressure.
水輸出壓力在彈簧負載隔膜的作用下對平衡閥進(jìn)行節流調節，以控制水壓。
