research on pump characteristic equations
...the Quadratic Curve Equation (二次曲线方程的分类与化简) Research on pump characteristic equations (水泵性能曲线方程研究) A General Solution of Deflection Equation and a Special Case for Pressed Pole Subjected to Horizontal Distribution Forc...
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research on pump characteristic equations
泵特性方程的研究
以上为机器翻译结果，长、整句建议使用 人工翻译 。