系列65弹簧无垫圈散热器供水阀适用于需要人工控制的所有加热或冷却设备上。
Series 65 spring packless radiator supply valves are used on all heating and cooling equipment where manual control is desired.
同时，将流域水循环系统概化为自然水循环系统和人工水循环系统，分别用供水单元和用水单元模拟其结构构成要素。
At the meantime, it generalizes the water circulation into natural and human water circulation system using water supply and water consumption unit to simulate their structure factors.
提出了变频自动控制在节水灌溉中的应用方案，改变了传统的调整阀门开度及人工启停电机来满足供水需要的操作方法。
The traditional method to adjust the valve opening and to turn on or turn off the pump engine by people to meet the need of water supply was improved.
应用推荐