Since August, 1998, Xinjiang area began the measure of soil layer bore stress.It was successively completed 7 stations.

 
  • 摘要自1998年8月起,新疆地區開(kāi)展土層鉆孔應力測量,先后建成7個(gè)臺。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan