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hole boring

网络井孔钻进

hole boring

hole boring

hole boring

井孔钻进

石油地质专业英语词汇 - 豆丁网 ... hoisting crane 升降起重机 hole boring 井孔钻进 hole deviation 钻眼偏斜 ...

1

Machine frame : Adopt digital boring machine for hole boring to ensure the concentric of the axis and the machine frame .

机体：采用数码镗床加工镗孔，保证轴与机身同心精确度。

2

Modelling and Test Study of the Influence of the Boring Bar Diameter on Spiral Ditch in Deep-hole Boring

深孔镗削中镗杆直径对螺旋沟影响的模型和试验研究

3

Troubleshooting and improvement of electric current protection circuit for NC deep hole boring machine

数控深孔钻镗床维修及电流保护线路的改进

5

New technology for deep hole grinding with deep hole boring machine

深孔镗床磨深孔新工艺

6

The Design of Outside Chip-Removing Deep Hole Boring Cutter

外排屑深孔推镗刀的设计

7

A new deep hole boring machine with accuracy and flexibility

精度和柔性兼备的深孔镗床

8

Screw threads for drill tubes will diameters exceeding 100 mm for large hole boring in mining

采矿用直径 100mm 以上大钻孔钻杆管的螺纹

9

Drill tubes with diameters exceeding 100 mm for large hole boring in mining

矿山大孔径钻井用直径 100mm 以上的钻套管

10

Research on the vibration of deep hole boring

深孔镗削振动研究

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