The invention discloses a vent pipe of a plasma display screen. A vent pipe heating assembly is fixed on a vent pipe sealing-off part and consists of a metal ring.
本发明公开了一种等离子显示屏的排气管，其中，排气管发热组件固定在排气管封离处，由金属环构成。
Analyses the radiator thermostat's role in heat metering. Gives an example showing how to apply the thermostat to solving hydraulic balance in double-pipe heating systems.
分析了散热器恒温阀在热计量中的作用，并以具体实例阐述如何在双管系统中应用恒温阀解决水力失调问题。
Water heating is composed of boiler or central heating, heating pipe, heating coil set water, such as several major components.
水地暖是由锅炉或集中供暖、供暖主管道、集分水器、地暖盘管等几大部分组成。
Water heating is composed of boiler or central heating, heating pipe, heating coil set water, such as several major components.
水地暖是由锅炉或集中供暖、供暖主管道、集分水器、地暖盘管等几大部分组成。
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