山地环境与全球变化研究。
矿山地下水运动一直是矿山环境问题的研究重点。
The groundwater activity of the mining area is always major research of the mine environment.
本文以皖北地区的石灰岩山地为对象,对该地区的植被进行了调查和研究。
Investigation on natural secondery growth forest commulities in limestone mountain region of Shexian county;
本文以皖北地区的石灰岩山地为对象,对该地区的植被进行了调查和研究。
Investigation on natural secondery growth forest commulities in limestone mountain region of Shexian county;
应用推荐