喀斯特化岩体中存在着大小不等、形状各异的溶孔、溶隙、溶洞和管道构成的地下空间。
There are a lot of solution holes, fissures, pipes and caves of different sizes and shapes existed in the karst rock mass to form under- ground space.
从形态上可将岩溶分为溶痕、溶穴、溶隙和洞穴，在垂向上可划分为地表岩溶带、渗流岩溶带和潜流岩溶带。
Paleaokarst might be classified, paternally as karst trace, karst cave, karst pore and cave, vertically as surface karst belt, seepage flow karst belt and underflow karst belt.
利用气隙式膜蒸馏考察了操作温度、料液中难溶盐种类及其饱和度以及料液中不溶颗粒等因素对膜渗透性能的影响。
The effects of operation temperature, salt type, saturation level, and the presence of undissolving solids on the membrane permeability were studied by air-gap membrane distillation.
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