Finally, according to the characteristics of Karst ecosystem in each phase of succession, the paper puts forward some advice on boosting Karst ecosystem for positive succession.
最后，根据喀斯特生态系统各个演替阶段的特征，提出相应的能促进喀斯特生态系统顺向演替的建议措施。
2
A theoretical calculation and experimental study is conducted of a supersonic steam liquid two phase flow pressure boosting unit, which incorporates a hot water recirculation system.