引用本文:孙建华,梁健,张永勤,等.地质钻探高强度铝合金钻杆研制及其应用[J].钻探工程,2011,38(7):5-8,62.SUN Jian-hua,LIANG Jian,ZHANG Yong-qin,et al. Development of High-strength Aluminum Alloy Drill Rod and Its Application in Geological Drilling1[J]. Drilling Engineering, 2011,38(7):5-8,62. |