gamma irons造句

例句与造句

1. Steel contains a relatively small percentage of carbon, which can migrate freely within the gamma iron.
2. When iron or steel cross the A 2 critical temperature, it begins to change into the allotrope called gamma iron.
3. In steel, the carbon begins to mix with gamma iron at the A 3 temperature, forming a solid solution called austenite.
4. At atmospheric pressure, there are three allotropic forms of iron : ferrite, gamma iron ( ? ) a . k . a . austenite, and delta iron ( ? ).
5. It's difficult to find gamma irons in a sentence. 用gamma irons造句挺难的