In Ningbo Port Beilun Phase IV Container Terminal Project, HPC as applied to deal with the problems relating to the strength and durability of Concrete in sea water environment.

 
  • 摘要在寧波港北侖港區四期集裝箱碼頭工程中,采用高性能混凝土解決處于海水條件下混凝土的強度和耐久性問(wèn)題。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan