... 管缆标 pipe-cable mark 管路特性曲线 pipeline characteristic curve 管路配件 pipeline fittings ...
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pipeline characteristic curve of pump 水泵管路特性曲线
Characteristic curve of pipeline 管道特性曲线 ; 管路性能曲线
pipeline resistance characteristic curve 管路阻力特性曲线
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This paper explained the principle of constant-pressure water supply on the basis of characteristic curve of pipeline resistance and water pump head.
本文首先根据供水系统的管阻特性曲线和水泵扬程特性曲线，分析了恒压供水的原理；
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