When you got very close to the ground, you could see an entire community of creatures that you never knew existed.
当你靠近地面，你看到了你从没看到过的一个庞大的生物世界。
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.
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 existed close relationship between ground water depth and precipitation (the correlation coefficient 0. 9036).
降水与潜水埋深有密切关系，相关系数达0.9036；
There existed close relationship between ground water depth and precipitation (the correlation coefficient 0. 9036).
降水与潜水埋深有密切关系，相关系数达0.9036；
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