Vibrating roller compacts the earth until it can bear the weight of the base course and wearing surface that will rest on it.

 
  • 震動(dòng)壓路機將泥土壓實(shí),使其能承受上面的基層和磨損面的重量。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan