Valve:
Valves are mechanical devices that control the flow of fluid and pressure within a system or process. Valves are used in a wide variety of applications, including controlling the flow of water, gas, steam, oil, and other liquids, as well as controlling the pressure of liquids and gases. Valves are available in a variety of materials and sizes, and can be operated manually or automatically.
图例:
1. 多路阀:一种用于控制多个流量路径的阀门,通常由几个不同大小的阀门组成,其中每个阀门都可以单独控制。
2. 气动阀:使用空气压力来控制流量的阀门,可控制流量的大小。
3. 电动阀:使用电力来控制流量的阀门,可根据需要来调整流量。
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