... impeller diameter reduction 车削叶轮直径 impeller diameter ratio- 轮径比 diameter of impeller 叶轮直径 ...
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impeller diameter ratio [机] 轮径比
The trim exponents vary with the fluid viscosity and impeller diameter ratio at same time.
切割指数同时随着切割后的直径比和液体粘度变化而变化。
There is a relationship between the trim exponents and impeller diameter ratio, namely the exponents vary with the ratio.
叶轮切割指数与直径比的确存在着某种关系，也就是切割指数随着切割后的直径比的变化而变化。
Final design scheme is confirmed after economic and technical analyse. Then, axial fan 's stage type, impeller diameter, hub ratio , specific speed and the number of blades are decided.
在进行经济技术性分析后，最终确定风机的设计方案，进而确定通风机适当的级型式、叶轮尺寸、轮毂比、转速和叶片数等基本参数。
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