基于第一批样品，对色差计所测得的各颜色参数进行PCA及判别分析，效果较差。
As far as the first batch of sample was concerned, the data of the color parameters were analyzed by PCA and DFA, but no acceptable result was obtained.
基于第一批样品，对色差计所测得的各颜色参数进行PCA及判别分析，效果较差。
As far as the first batch of sample was concerned, the data of the color parameters were analyzed by PCA and DFA, but no acceptable result was obtained.
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