| 释义 |
double check valve短语¹⁸⁰⁰⁹⁸⁺¹
基本例句
双止回阀,双单向阀
DOUBLE CHECK VALVE ASSEMBLY For Low Hazard Cross-connections and continuous pressure applications.双止回阀总成用于低危险交叉连接和持续压力应用场合。
A Double Check Detector Assembly shall be installed on fire protection systems when connected to a potable water supply.当消防系统连接到饮用水供应系统时，应该安装一个双止回阀总成。 |