drill pipe mill是什么意思

网络释义

1)drill pipe mill,钻杆铣鞋2)drill-pipe float,钻杆浮鞋3)mill shoe,铣鞋4)drilling shoes,钻鞋5)juck mill,平底铣鞋6)tie-back milling shoe,回接铣鞋

1mm was fit by the carbide tooth and the drilling shoes were expanded to open.

1 mm表层套管钻井钻头(镶齿固定式和延展胀开式钻鞋)、244。