airmustbeintroducedintothesystem空气必须流入系统 airorinertgas空气或惰性气体 AirPressure空气压力 airseparator气体分离器 airstream airsupplypressure供气压力 airsystem空气系统 AirTemperature空气温度 airtoclose气闭 airtoopen气开 Airvalve空气阀 AirVelocity空气流速 airvent airstream气流 所有的尺寸及重量均为近似值...
The flow is higher and the head is lower than anticipated and the system will typically balanced throttling valve. Instead of introducing a restriction or a pressure drop in the form of a balancing valve, the Sensorless control curve can be adjusted through the controller keypad. There are 3 ...
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