Based on the analysis of current natural and humanity resources of biological fossil area of Maotianshan Mountain in Chengjiang County, Yunnan Province, planning objective and thought were suggested.

 
  • 摘要在調查和分析了云南澄江縣帽天山生物化石遺跡保護區的人文、自然現狀的基礎上展開(kāi)規劃構想。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan