In the process of washing, these swollen and decomposed impurities are washed off together with the residual caustic soda, thus improving the efficiency of scouring.
在水洗过程中，这些膨化而分解了的杂质同残留的烧碱一起被洗除，从而使煮练效率提高。
2
Even at high temperature dyeing, scouring, washing, the tag will not fall off, not to be stained cover, permanently sharp, clear and easy to identify.