对GGE 作单值分解，并以第一和第二主成分近似之。

The GGE data is then subjected to singular value decomposition and is approximated by the first two principal components.

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根据65例正常肺功能的样本数据，应用主成份分析方法，我们算得第一、第二主成份。

Using the method of principal component Analysis based on the sample data of 65 individuals with normal pulmonary function, we obtained the first and second principal components.

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依据平板抗弯刚度公式，提出等效惯性矩的思想，构造了波纹厚板新的第二主向刚度公式。

According to bending stiffness formula of the flat plate, the idea of equivalent inertia moment is proposed, which constitutes a new second main stiffness formula for corrugated plate.

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In the second century you can't really use the term "orthodox Christianity" versus "heretical Christianity," because there wasn't--orthodoxy hadn't been established,yet.

在主后第二世纪你不能用,和“基督教异教“相对的“东正教“,因为当时正教还没建立。

耶鲁公开课 - 新约课程节选

Now, remember, the formation of the ionic bonds was from group one and group two, and over here with group six and seven.

现在请记住，离子键的形成,从第一族和第二族元素，与六七主族的元素相互构成的。

麻省理工公开课 - 固态化学导论课程节选

It was written in the second century sometime by a guy in Rome named Hermas,and it's called The Shepherd.

它成书于主后第二世纪左右,作者为一个叫黑马的罗马人，它被称为牧人书。

耶鲁公开课 - 新约课程节选