๐ฌ๐ฉโ๏ธ
๐ฌโ๏ธโ๏ธ
๐งโ๐ฌ๐ฌโ๏ธ
๐ฌ๐ชจ๐ฅ
๐งโ๐ฌ๐ฌ๐
๐งฑโโ๐ฌ
๐๐ป๐ฒ๐ฎ๐ท๐ญ๐ผโ.หโฎ๐งโฎห.โ
#physical metallurgy #material science #metallography #metal structure #alloy science #crystallography