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离心式叶轮轮毂比
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离心式叶轮轮毂比
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离心式叶轮轮毂比
释
hub ratio of centrifugal impeller
离心式叶轮轮毂比
离心叶轮进口处轮毂直径与叶轮外径的比值。是离心式压缩机的重要结构参数。又称轴径比。
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protanopia
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protease cleavage sites prediction
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