单词grike
n.: 岩沟;灰岩深沟网络: 竖溶隙;溶沟;岩溶沟
灰岩深沟
岩沟
复数:grikes
Approach on Yanhe Spring Area Grike Features and Structural Water Control Regular Pattern
延河泉域岩溶特征及构造控水规律探讨