About Wang Xiaolin
About 中国電子科技集団公司第五十四研究所,河北 石家庄,050081
About Wang Mengyu
About 中国電子科技集団公司第五十四研究所,河北 石家庄,050081
About Shi Qinglin
About 中国電子科技集団公司第五十四研究所,河北 石家庄,050081
About Tongxin Jishu
About telecommunication
About antenna(electric)
About sound
About magnetic induction
About emergency communication
About LF
About mining
About communication technology
About communication system
About transportation industry
About duplex communication
About safety
About electromagnetic wave
About data communication
About intrusive rock
About Antennas
About アンテナ
About 磁気誘導
About 緊急通信