https://blog.wongcw.com/2022/05/16/pnnl%e6%88%90%e5%8a%9f%e5%b0%87ert%e9%9b%bb%e9%98%bb%e7%8e%87%e5%b1%a4%e6%9e%90%e6%88%90%e5%83%8f%e6%8a%80%e8%a1%93%e7%94%a8%e6%96%bc%e5%9c%b0%e4%b8%8b%e8%a3%82%e7%b8%ab3d%e5%bb%b6%e6%99%82%e7%9b%a3/
PNNL成功將ERT電阻率層析成像技術用於地下裂縫3D延時監測