covariances的意思|covariances的解释-里氏词典

n. 协方差；共分散（covariance的复数形式）

Zhu,J. , 1992, Mixed model approches for estima tinggenetic variances and covariances. J. Biomath,
朱军.作物杂种后代基因型值和杂种优势的预测方法[J].生物数学学报,1993,8(1):32-44.
(4) males and females showed no significant difference in measurement weights, structural weights, and structural covariances;
（4）男女教师在本研究结构模式中的因素负荷量、结构加权及结构共变没有显著差异；
Results show that 27 or 20 principal components can extract the dominating features of FRF, and the corresponding covariances of the reconstruction error are 0.0097 and 0.0134 respectively.
误差分析结果表明，采用27或20个主元能提取润扬悬索桥的主要动力特征，重构误差的均方值分别为0.0097和0.0134。

您正在访问的是
中国词汇量第二的英语词典
更多精彩，登录后发现......

2005 - 2024 Dict.li Online Dictionary