adj.地下的；表面下的
n.地表下巖石
The petroleum exploration geologist working with subsurface channel sandstone must have a background knowledge of geomorphology. 和地下的水道砂巖打交道的石油地質工作者，必須具備地貌學方面的基礎知識。
Subsurface structures have been obtained through regional deep seismic profiles and kinematic data recovered from nearly continuously cores. 通過區(qū)域深反射剖面和近于連續(xù)的巖心樣品數據，已經獲得了地下的精細結構剖面。
