固溶体
参考答案:
合金的组元之间以不同的比例相互混合,混合后形成的固相晶体结构与组成合金的某一组元相同
A lot of trees and flowers are on_____ of the river and the number of them is growing _____. [ ]
A. both side, greater
B. each sides, more
C. both sides, larger
D. each side, more
罩式炉进行松卷脱氮热处理时,保护气氛的含H2量必须()。
A.<25%
B.25%~50%
C.<70%
D.≥75%