About Yu Jian
About 广州大学土木工程学院 广州市 510006
About Liu Hai
About 广州大学土木工程学院 广州市 510006
About Li Fengguo
About 中鉄隧道集団三処有限公司 广東・深zhen 518000
About Jiang Dengxue
About 中鉄隧道集団三処有限公司 广東・深zhen 518000
About Kancha Kexue Jishu
About interface(surface)
About electromagnetic wave
About geological survey
About radar
About road
About travel
About city
About electromagnetic wave reflection
About medium
About underground opening
About nondestructive inspection
About ground penetrating radar
About finite difference time domain method
About 時間周波数解析
About 時間周波数
About Radar
About Electromagnetism in general
About 地下空洞
About 地中レーダ
About 周波数応答特性
About 解析