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Hydraulic automatic gate valves dispensing with external power energy
Author(s): 
Pages: 32-33,43
Year: Issue:  5
Journal: Valve

Keyword:  自动阀门 结构 原理;
Abstract: 介绍了无需外接能源的自动阀门结构特点、工作原理和技术性能。该阀已获国家专利(专利号:ZL2010Z0636051.0)。
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