薄膜电池分为:()和非晶硅薄膜电池。
参考答案:多晶硅薄膜电池
I wonder ______, Mr.Smith. We're looking for him everywhere. [ ]
A. where has your son been
B. where your son has been
C. where have you gone
D. where your son has gone
()是三民主义的核心
A.民生主义
B.民族主义
C.民权主义
D.平均地权