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本文对单叶钢制蝶阀的流量特性进行了试验研究，绘出了这种问的流量特性曲线和阻力特性曲线，可供工程设计及运行管理参考。
In this paper, the flow characteristics of a single-leaf steel butterfly valve have been experimentally studied, and the flow characteristic curve and resistance characteristic curve of this kind of flow have been drawn, which can be used for engineering design and operation management reference.