Wireless networks provide users with the capability of ubiquitous communicating and access to information at anytime and keeping connections valid in continuous movement.
无线网络为用户提供了在任意时间和地点进行通信和信息获取、并在移动中保持通信连接的能力。
DUAL CHECK VALVE BACKFLOW PREVENTER For low hazard cross-connections. Continuous pressure applications.
双止回防回流阀用于低危险交叉连接。持续压力应用场合。
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。
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