目前,电解铝氧化铝浓度的控制模式主要有()和()两种。
参考答案:自适应控制;模糊控制
—— She will finish the project within three days!
—— ______! I could do it in three hours.
A.You are right
B.I’m stuck
C.Oh, come on
D.Don’t mention it
- ?
- He is short and he has big eyes and a small nose. [ ]
A .Where is the boy from
B. What does the boy look like
C. What class is the boy in