Metal having a continuous abrasive pattern etchech on No.4 products and solutions. It is mostly utilized for setting up design materials for each inside and exterior in addition to for sash, doorways, and panels in structuresTh2 ?ng vi sinh dùng trong th?c ph?m – Tiêu chu?n và ?ng d?ng Ch?c n?ng bình lu?n b? t?t ? ?ng vi sinh dùng trong th?c