跟管钻进 meaning in Chinese
follow down
Examples
- Application of dth drilling with simultaneous casing in high pressure spiral jet grouting technology in pebble formation
潜孔锤跟管钻进技术在卵石层高压旋喷灌浆工艺中的应用 - 8 it can be used with various drilling method such as carbide bit drilling , anger drilling , dth hammer drilling , follow - up casing drilling etc . 3
8钻机可适用多种钻进工艺方法，如合金回转钻进螺旋钻进潜孔锤钻进跟管钻进等。 - 8 it can be used with various drilling methods such as carbide bit drilling , anger drilling , dth hammer drilling and follow - up casing drilling etc . 3
8钻机可适用多种钻进工艺方法，如合金回转钻进螺旋钻进潜孔锤钻进跟管钻进等。 - 8 the rig is suitable for various drilling methods such as carbide bit drilling , auger drilling , dth hammer drilling , follow - up casing drilling , etc . 3
8钻机可适用多种钻进工艺方法，如合金回转钻进螺旋钻进潜孔锤钻进跟管钻进等。 - Gravel layer is a usual complex instable formation in drilling engineering . there are some basic features such as looseness of structure , increment , unequal sized grain . it is commonly to form discrete single - grained structure
在三个计算式的基础上采用visualbasic编制了潜孔锤同心跟管钻进风量、风压计算及空压机选型程序。