The spectrum feature of water in dalian Bay is also analyzed.
第六章介绍数据采集与处理，分析了大连湾水体光谱特征。
Finally, it presented an example of main shaft carbon sealing monitoring and diagnosis and the spectrum feature analysis based on the data measured.
最后给出了主轴碳精密封监测诊断实例和实测数据频谱特征分析。
It is very necessary to extract spectrum feature and compress spectral data, that is, a large spectrum dataset can be represented by the linear combination of some eigenvectors.
所以，对光谱数据进行特征提取、实现数据压缩是非常必要的，即将一个大光谱数据集表示为几个特征矢量的线性组合。
Spectrum feature analysis of the transducer apparatus is also conducted with this approach and thus achieves the best testing status.
利用超声频谱分析法对换能器进行频率特性分析，找出适合检测的最佳状态。
Spectrum feature analysis of the transducer apparatus is also conducted with this approach and thus achieves the best testing status.
利用超声频谱分析法对换能器进行频率特性分析，找出适合检测的最佳状态。
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