Measuring dimension of shaft coupling bolts and reamer hole.
轴系连接螺栓和钻孔尺寸测量。
2
Measuring dimension of coupling bolts and reamer hole.
轴系连接螺栓和孔尺寸测量。
3
A new method of fracture controlled blasting was presented, which makes use of different coupling mediums (water and gas) to carry blasting in the hole at the same time.