Hydrolysis ti ogbo igbeyewo
Wọ-sooro igbeyewo
Idanwo ikolu toughness
Idanwo idaduro
Ayẹwo hydraulic
Idanwo sooro iwọn otutu
Idanwo sokiri iyọ
Idanwo ipa
Idanwo lile
Akoko ifiweranṣẹ: Oṣu kejila-16-2021
