微动探测技术在盾构隧道穿越城区岩溶地层中的应用

张中, 冯文成, 林杨

Application of microtremor survey technology in shield tunnels passing through urban karst formations

ZHANG Zhong, FENG Wen-Cheng, LIN Yang

图7 Y2剖面地层视横波速度等值线

Fig.7 Contour map of apparent shear wave velocity in Y2 profile strata