deep borehole 中文意思是什麼
deep borehole
解釋
深孔-
Application of multi - arch retaining structure composed of borehole cast - in - place piles to deep foundation pit
連拱式組合拱結構在深基坑工程中的應用 -
The machine can adopt positive and negative circulation and other deep drilling technique, adapts to various stratum, is the first selected equipment for foundation construction of river ' s bridge and dock, and also adapts to large diameter borehole construction such as tall building, coal mine vertical well and sewage well, it exerts great action many changjiang river large scale bridges foundation construction
該機可採用正反循環等鉆進工藝施工，適合於各種地層，是江河橋梁、碼頭基礎施工的首選設備，也適用於高層建築、煤礦豎井和污水井等大口徑鉆孔施工，在多座長江大型橋梁基礎施工中發揮了巨大作用。 -
Full - cross - section deep - borehole smooth blasting technique adopted in yaokeng tunnel
全液壓鉆車施工巖巷中深孔直眼爆破設計及實踐 -
Construction technique of deep - borehole smooth blasting used in rock cut
中深孔光面爆破技術在巖巷施工中的應用 -
Medium deep borehole smooth blasting applied to rapid excavation in xinsan mine
中深孔光面爆破在新三礦快速掘進中的應用 -
Compound drum cut hole applied in deep borehole blasting of mine rock roadway
復式桶形掏槽在巖巷深孔爆破中的應用
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