This paper considers the classification compression principal component estimate of regression coefficient in growth curve model and proves that it is superior to least squares estimate.
研究岭型主成分估计在降维估计类中的方差最优性，证明了它的方差阵在降维估计类中最小，方差阵的特征值最小，方差和及方差积最小。
In the competitive adsorption of a dual component system, the adsorption of dye is superior to phenol, meanwhile the adsorbed quantity of phenol is less than that for its single component system.
在双组分竞争吸附中，阳离子嫩黄染料的吸附占明显优势，而苯酚的吸附量则比在单组分系统时要小。
In the competitive adsorption of a dual component system, the adsorption of dye is superior to phenol, meanwhile the adsorbed quantity of phenol is less than that for its single component system.
在双组分竞争吸附中，阳离子嫩黄染料的吸附占明显优势，而苯酚的吸附量则比在单组分系统时要小。
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