basal unconformity
常見例句
- Vertically, rocks near the unconformity appear layers which are in turn semi-weathering rock, weathering clay bed and basal conglomerate.
不整合附近的巖層在縱向上呈層分布：從下至上依次為半風(fēng)化巖石、風(fēng)化粘土層和底礫巖。 - In the overlying basalt, there is high dip and wide tension fissure zone, which is combined with surface of unconformity which is as basal sliding face, to form loosening rock mass.
在上覆玄武巖層中見有高傾角的寬張裂隙帶，與不整合面一起構(gòu)成松動(dòng)巖體，不整合面為底滑面。 返回 basal unconformity