covered karst cave 隐伏溶洞
covered karst area 覆盖型岩溶区
covered karst water 隐伏岩溶水
covered karst region 覆盖型岩溶区
covered karst collapse 隐伏岩溶塌陷
covered karst water system 隐伏岩溶水系统
Survey of covered karst area 充水
covered d karst 覆盖喀斯特
karst areas covered 覆盖型岩溶区
Karst collapse is the most prominent geological hazard in covered karst area.
岩溶塌陷是覆盖型岩溶区最突出的地质灾害问题。
Facts have revealed that vacuum suction is a natural physical phenomenon in covered Karst areas.
许多事实证明，真空吸蚀作用是覆盖型岩溶地区一种自然物理作用。
The covered karst is the great important engineering geologic problem recently discovered in Three Gorge Reservoir region.
三峡库区隐伏岩溶问题是近期发现的重大工程地质问题。
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