Metal with a ongoing abrasive sample etchech on No.four products. It is mostly utilized for setting up design products for both inside and exterior and 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 ph?m – Tiêu chu?n và ?ng