Operating range of water systems categories: fire box system, a variety of pump adapter, indoor and outdoor fire hydrant, wet alarm valve, water flow indicator, sprinkler head. 经营范围有水系统类:消火栓箱系统,各种水泵接合器,室内外消火栓,湿式报警阀,水流指示器,喷淋头。
The alarm air valve can be directly installed on the inflating valve of an automobile tyre, and has simple structure, convenient installation and low cost. 本实用新型可直接装于机动车轮胎气门嘴上,结构简单,安装方便,造价低。
The problem of use safety of the gas is mainly solved by installing a gas leak alarm device, a mechanical arm controlled by an alarm and an electromagnetic valve. 燃气使用安全问题主要靠安装燃气泄漏报警器、报警器控制的机械手、电磁阀来解决。
Establishment of Alarm Value for Aging Susceptibility Point of Valve Subassembly and Countermeasures for Aging Mitigation 阀门组件老化敏感点预警值的确定及老化缓解对策
A Gas Alarm Controller with a Device to Shut the Gas Valve Automatically 能自动关闭阀门的煤气报警控制器
The feasibility analysis of the substitute program of wet alarm valve group 湿式报警阀组替代方案的可行性分析
The instrumentation has the functions of automatic alarm to water shortage and automatic control valve. 仪表具有余水量不足自动报警功能和阀门自动控制功能。