搜索结果: 1-1 共查到“隧道工程 near-field”相关记录1条 . 查询时间(0.093 秒)
Surveys for underground cavities with the HFCSMT system in near-field regions
high frequency CSMT survey of underground cavities near-field
2009/3/5
The surveys for the tunnels at depths of about 15 m and 2 m were made with a high frequency controlled source magneto telluric (HFCSMT) system, of which transmitter is a horizontal loop-coil, in Kouya...