social-economic相关论文
达木 地是中国著名的“聚宝盆”,以盐湖资源,石油天然气,有色金属和多种非金属为主体的矿产资源十分丰富,水土资源开发潜力亦较大,本文......
NO_2作为一种与市内交通及重化工业产能密切相关的大气污染物,其浓度的变化能直接反映社会经济活动的强弱.利用OMI卫星反演的对流......
Complex analysis of the damage caused by geocryologic processes (as exemplified by effects on the Ch
The report presents an analysis of a unique data set demonstrating the influence of geocryological processes on the 75-k......