The invention relates to a three-chamber unidirectional check valve which is suitable for cleaning a fluid facility and a pipeline and called as 'flow information valve'.
本发明涉及一种适宜于清洁流体设施和管道使用的三腔室单向阀门，取名“流量信息阀”。
The invention relates to a three-chamber unidirectional check valve which is suitable for cleaning a fluid facility and a pipeline and called as 'flow information valve'.
本发明涉及一种适宜于清洁流体设施和管道使用的三腔室单向阀门，取名“流量信息阀”。
应用推荐