hydraulic boring unit 液压镗床 ; 液压钻孔机
hydraulic boring lathe 液压镗车床
hydraulic boring machine 液压镗床 ; 水力镗床
hydraulic thrust boring machine 水压钻探机
hydraulic c boring lathe 液压镗车床
hydraulic test boring machine 水压钻探机
boring hydraulic mining 钻孔水力采矿
Large torsion hydraulic boring machine, cutter heads and cutters are chosen and suitable boring procedures are well prepared, thus good effects have been achieved in the construction.
经选用合理的大扭矩液压钻机、刀盘和刀具并制定合适的钻孔工艺，在施工中取得良好的效果。
This paper introduces the process of repairing hydraulic cylinder by using boring and rolling combined working technology, working quantity is steady and production efficiency is high in this method.
介绍了用镗滚压复合加工技术修复液压缸筒的过程，此法修复缸筒质量稳定，生产效率高。
This paper is targeted to the design and manufacture of hydraulic support base boring machine and a shield.
有针对性地设计制造了液压支架的底座镗孔机和掩护梁镗孔机。
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