用以对照判定染色坚牢度试验后﹐试片及附布变褪色或染污之程度。

Contrast and judge the fading and or dirty degree of colored specimen after firmness of dyeing test.

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用以对照判定染色坚牢度试验后﹐试片及附布变褪色或染污之程度。

Contrast and judge the fading and or dirty degree of colored specimen after firmness of dyeing test.

youdao