预期社会化

A. She doesn’t work．
B. She works as head of marketing in a major company·
C. She has little time with her new baby daughter．
D. She employs ll people in her company

A. 850nm
B. 1310nm
C. 1550nm
D. 以上都是

A. 三乐喜；
B. 脑活素；
C. 达纳康；
D. 他可林；
E. 神经节甘脂。