【单选题】奥氏体晶粒度的影响因素很多,下列叙述中不正确的是()。
C.
其他条件相同的情况下,加热速度越快奥氏体晶粒越粗大;
【判断题】长沙现在已有家乐福、沃尔玛、麦德龙等国际连锁超市。
【单选题】of the land in that district covered with trees and grass.
【单选题】— The land in the southwest of China is in great need of ____. — Yes, it hasn ’ t rained for a long time there.
【单选题】钢奥氏体化时,当加热温度一定时,加热速度越快,则( )
【多选题】化学反应的合成效率主要用以下哪些数据进行衡量?
【单选题】— The land in the southwest of China is in great need of _______. — Yes,it hasn’t rained for a long time.