In the mark phase, all the "live" objects are added to mark vector.

在标记阶段，将所有“活的”对象添加到标记向量。

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Vector analysis and shock wave theory are applied to the initial phase during which the contact periphery expands more quickly than the compression wave fronts in the droplet.

对于第一阶段运用矢量分析和激波理论关系，建立了适用于高速撞击条件的非线性激波模型。

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In training phase, singular value vector of a lot of face image information matrix from face image sets constitutes face image sets characteristic matrix as a column.

在训练阶段，从人脸图像集中选取大量人脸图像的信息矩阵的奇异值向量作为矩阵中的一列而构成的人脸图像集特征矩阵。

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