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单词	cc-ckr-4
释义	SeeCCR4
随便看	variag gulf variance variance analysis variance analysis report variance at completion variance components variance components model variance covariance variance-covariance matrix variance error variance frequency processor variance-minimization approach to tracking variance propagation variance purchase order variance ratio variance ratio distribution variance ratio test variance reports variance residual life variance rule variances variance swap variance-to-mean ratio varian omni task real-time executive variant