英德
有道
百度
谷歌
图片
维基
百科
报警阀 [bào jǐng fá]
[安全] alarm valve
warning valve
sentinel valve
warning valve
sentinel valve
- 本文主要论述了水力报警阀的工作原理及其应用。
This paper discusses work principle of the valve giving an alarm by waterpower and its application. - 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。
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. - 触点处于常开状态，与报警阀配套使用，是自动喷水灭火系统的重要附件。
The contact points are in an NO state and are used in a complete set with the alarm valve. The product is a very important peripheral of the automatic spray fire-extinguishing system.
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