题目内容
The development of electronics has had three important steps: computer, intergrated circuit and vacuum tube.
查看答案
搜索结果不匹配？点我反馈
更多问题
The most advanced intergrated circuits are the microprocessors,which controls everything from computers and cellular phones to digital microwave ovens.
Communication had surpassed radio for home use and entertainment.
Three key components are vacuum tube, transistor and intergrated circuit.
The first intergrated circuit was developed in the 1960s.
微信支付 
支付宝支付