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It is mainly consisted of body, connecting pipe cushion container, piston chamber, disc, valve stem and other parts.
主要由阀体、连接管、缓冲容器、活塞室、阀瓣、阀杆等零件组件。
youdao
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It is mainly consisted of body, connecting pipe cushion container, piston chamber, disc, valve stem and other parts.
主要由阀体、连接管、缓冲容器、活塞室、阀瓣、阀杆等零件组件。
youdao