Heating the cold-worked metal progresses in three stages:
A: recrystallization, recovery, grain growth
B: recovery, recrystallization, grain growth
C: recovery, crystallization, recrystallization
D: recovery, crystallization, grain growth
A: recrystallization, recovery, grain growth
B: recovery, recrystallization, grain growth
C: recovery, crystallization, recrystallization
D: recovery, crystallization, grain growth
举一反三
- If the heating temperature is increased after recrystallization, ( ) will take place. A: secondary recrystallization B: fine grain strengthening C: work hardening D: solid solution strengthening
- 晶核生长必须有以下哪些步骤? A: recovery B: recrystallization C: both are not need D: both are needed
- What generalizations can be made about the recrystallization temperature with respect to(a)the degree of deformation,(b)the temperature,(c)the time of heating at temperature,(d)the final grain size,and(e)the purity of the metal?
- Which<br/>of the following stages is not included in the development of<br/>rickets? () A: Initial stage B: Active stage C: Recovery stage D: Sequela stage E: Growth stage
- In the business cycle, which could be described as a period of high growth with high borrowing? A: Recession B: Slump C: Recovery D: Boom