karst cave meaning in Chinese

岩溶洞
岩溶溶洞

There are karst caves in guilin .
桂林有溶洞。
Bryophytes of karst caves in guilin area , china
中国桂林岩溶洞穴苔藓植物研究
Application of gpr in detecting karst cave
地质雷达在探测地下溶洞中的应用
On tourist geoscience significance of karst cave deposit
研究岩溶洞穴堆积的旅游地学意义
Construction of piles of yingde yaobu bridge within karst caves area
基桩缩径质量事故的处理方法

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