重结晶过程中，力学性能会发生什么改变?
A: harder
B: weaker
C: more ductile
D: softer
A: harder
B: weaker
C: more ductile
D: softer
举一反三
- A ductile metal becomes harder and stronger as it is subjected to cold working
- 纯金属重结晶过程相比于合金重结晶过程会( )。 A: more slowly B: at same speed C: more rapidly D: hard to say
- 纯金属重结晶过程相比于合金重结晶过程会( )。 A: more slowly B: at same speed C: more rapidly D: hard to say
- 什么是结晶与重结晶?什么物质分离提纯用到重结晶?
- For the liquidity index [img=17x22]17de835df608f46.png[/img], when the [img=17x22]17de835df608f46.png[/img] is between 0-1, the soil is at ____, the greater the value of [img=17x22]17de835df608f46.png[/img], the ____the soil. A: hard state; softer B: hard state;harder C: plastic state; softer D: plastic state;harder