bottle valve
... bottle track 漂瓶洋流线路 bottle valve 瓶头阀 bottle 瓶 ...
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... 选择阀 selector valve 瓶头阀 head valve 集流管 header pipe ...
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介绍了大口径船用瓶头阀的结构、性能和设计要点，该阀具有设计新颖，密封可靠的特点。
To introduce the structure, performance and key elements of the design of large diameter Marine cylinder valve. It is original in choice of design and has a reliable sealing feature.
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