单词	construing a segment x which equals √(a2-b2) for known a and b
释义
随便看	刘仕隆 刘大鉴 刘孝孙 刘应明 刘徽 刘晏 刘歆 刘汝锴 scale subdivision of linear fractional function scaling scaling element scaling function scaling invariance scaling law scaling sequence scaling theory scatter communication scatter diagram scatter diagram scatter diagram scattering scattering data scattering inversion method scattering inversion method scattering quantity

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