The results indicated that the principal pollutions of Xinyi city were TN and TP,every town was e...

 
  • 结果表明:新沂市水产养殖主要以TN和TP污染为主,各镇水产养殖污染等标污染指数差异很大,地区差异性明显。
今日热词
目录 附录 查词历史