crd excavation method

常見例句

The result indicates that the CRD method is the proper construction method on this condition and gives the proper distance between the second lining and the excavation face.
結(jié)果表明，CRD法是該級圍巖條件下的合理工法，同時(shí)給出了二次襯砌應(yīng)滯后掌子面的合理距離。
http://dj.iciba.com
Successful application of CRD method at the excavation of the three-track tunnel in Hekou station provides the reference for tunnel engineering construction of Dalian area and similar conditions.
CRD法在大連地鐵河口站折返線三線隧道開挖的成功實(shí)施，可為大連地區(qū)及類似條件下的隧道建設(shè)提供工程參考和借鑒。