晶体三极管放大器,为了消除湿度变化的影响,一般采用固定偏置电路。
Hisparentswouldn'tlethimmarryanyone____familywaspoor.
Youcantakeanyseat____isfree.
Besusceptibleto
Wherewillthemeetingtakeplace?
题目:Describinggraphs