1) cylindrical drill
筒形钻
2) cylindrical wing-form bit
筒形翼状钻头
1.
The improved cylindrical wing-form bit has 18 diamond tungsten carbide composite button bits and 3 button bits more than the original drilling bit,with drilling cutters arranged according to the force on bit.
改进型筒形翼状钻头比原先使用的平底滚刀钻头增加了18个孕镶金刚石-针状硬质合金复合式钻齿和3个钎头,并按受力特点进行了合理分布。
4) Pressing drill sleeve
冲钻套筒
5) tubular drill
筒钻法
1.
Taking bored pile construction of bridge engineering in Changchun as a sample,this paper introduces the drilling principle,down-the-hole hammer drilling technique,shaped-charge explosion technology and cutting rock technology about tubular drill.
结合长春市某桥梁钻孔灌注桩基础施工实例,介绍了大漂石和卵石地层的筒钻法钻进原理、潜孔锤钻进工艺、岩心聚能爆破工艺、以及筒钻回转切石工艺等。
2.
The drilling principle, down-the-hole hammer drilling technique, core dynamite technology about accumulating capacity and cutting rock technology about tubular drill are introduced, taking bored pile construction of light track inclined bridge engineering in Changchun as a sample.
结合长春市轻轨工程斜拉桥钻孔灌注桩施工实例,介绍了大漂石地层的筒钻法钻进原理、潜孔锤钻进工艺、岩心聚能爆破工艺及筒钻回转切石工艺等,为该类地层的顺利成孔成桩总结出了一套切实可行的施工方法。
3.
The drilling principle,down-the-hole hammer drilling technique,core dynamite technology about accumulation capacity and cutting rock technology about tubular drill are introduced,taking bored pile construction of bridge engineering in Changchun as a sample.
结合长春市某桥梁钻孔灌注桩基础施工实例,介绍了大漂石地层的筒钻法钻进原理、潜孔锤钻进工艺、岩心聚能爆破工艺、以及筒钻回转切石工艺等。
6) gun barrel drill
炮筒钻
补充资料：筒形执壶
清代杨彭年制，高９厘米。２０００年文物艺术品拍卖会上所拍的几把紫砂壶，价位在２万左右，作者的名气远不及杨彭年。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条