纯棉针织物活性染料深色染色，易产生色差问题。
Color difference are easily appeared in cotton knitted fabric reactive dyeing in deep shade.
色差问题退换我们不承担运费的哦，介意的MM要慎拍。
Returned color difference problem we do not carry the freight of Oh, mind MM be careful.
花岗石的几何尺寸、色差问题由于天然原因，不易解决。
Granitic geometrical dimension, color due to natural causes, not easy to solve.
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