当一个管道驱动的数据传输操作完成时，断开客户端操作完成，重用管道实例给另一个新链接服务。
When a pipe-driven data exchange operation has finished, the completion routine disconnects the client and reuses the pipe instance to serve a new one.
该单位的基础电器插头未经允许即时阀断开管道或电线单位更换。
The unit to base electrical plug permits instant valve unit replacement without disconnecting piping or wiring.
清洗：检查或更换磨损的阀瓣，断开控制管道的连接，采用钝工具和锤子敲击阀帽上的接片，然后旋松阀帽螺纹。
To Clean: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.
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