岩溶化，是由于水对岩石的化学、物理作用以及生物作用而形成岩溶的过程。发生于石灰岩、白云岩、石膏等可溶盐岩石地区。
高坝洲水利枢纽坝址与水库区石灰岩地层分布广，岩溶化程度很高。
The dam site of the GHP and the reservoir area is situated on the limestone area with a high karst degree.
分布特点是：（1）与碳酸盐岩地层的分布相一致，是强岩溶化地区或剧烈水土流失区；
Its characteristics are: (1) Distributing in the region of Carbonate rock, where karst intensively develops and loss of water and soil erosion happens acutely;
根据大量地质工作，我们在隔河岩枢纽坝区建立了岩溶化河间地块存在非岩溶岩块的论点，并作出无岩溶管道渗漏的结论。
Based on nomorous geologic works, a new concept on non-carst rockmass exist in carst rockmass area without piping leakage has been developed.
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