赵让乾,张晓延,卢敦华.彬长矿区洛河组地层煤田钻探常见孔内事故原因分析与对策[J].钻探工程,2006,33(1):52-54.
. Causes Analyses and Countermeasures of Frequent Downhole Troubles in Drilling in Lh Formation[J]. Drilling Engineering, 2006,33(1):52-54.