中国电子信息产业创新的集群网络模式与演化路径
周灿,曹贤忠,曾刚

Cluster networks and evolution path of China’s electronic information industry innovation
Can ZHOU,Xianzhong CAO,Gang ZENG
图3 1985—2015年中国电子信息产业发明专利申请数量
Fig. 3 The number of invention patent applications of China’s electronic information industry in 1985-2015