sample vector的用法和样例：
例句
- The result shows the method can extract better sample vector for classification, and has better effect on fault diagnosis.
结果表明，该方法能够提取更有效的分类样本向量，故障诊断效果更好。 - The damage is identified by calculating the Mahalanobis distances between sample vectors and collectivity vectors.
通过样本向量和总体向量之间的马氏距离识别损伤。
