Series CTG Zog-Txuag thiab Kev Tiv Thaiv Ib puag ncig Kev Siv Siab Siab Cov Menyuam Yaus Txhuam Txhuam Sib Nqus Separator
Nta
◆ Tshem tawm cov hlau impurities zoo.
◆ Nrog siab sib nqus teb siv thiab gradient.
◆ Kev tu tus kheej, yooj yim los tswj.
◆ Nrog rau kev hloov kho pub mis, txo qis zog thiab kev ua tau zoo.