fossil karst造句

the lay-like karst aquifer formed by some special strata and fossil karst are very important in the groundwater exploitation in this area
特殊岩性和古溶蚀形成的似层状岩溶含水层具有重要的开发价值。
the karst groundwater stores in the shallow karst zones below the surface, the middle karst zones controlled by geological structures and the deep zones of fossil karst
岩溶地下水赋存于地表以下浅部岩溶带、构造控制的中部岩溶带和深部古溶蚀带。
besides lithological characters and geological structures, the karst development and groundwater in the area are affected by neotectonic movement and fossil karst
区内岩溶发育和地下水赋存除受岩性、地质构造的控制外，还受新构造运动和古溶蚀的影响。
It's difficult to find fossil karst in a sentence. 用fossil karst造句挺难的