This article analysis level, quality of ground water in suburb of Qiqihar city and its pollution situation, and put forwards 4 countermeasures.

 
  • 本文详细分析了齐齐哈尔市城郊区地下水水位、水质及水质污染现状,并提出了4条调控措施。
今日热词
目录 附录 查词历史