Средний тяжелый грязный насос
Advantages and Challenges
First, the classification of drilling RIGS:
The Role and Importance of Gravel Pump Manufacturers in Modern Industry
2, according to the aperture is not the same, the drill can be divided into light drilling rig, medium drilling rig, heavy drilling rig.
2, according to the aperture is not the same, the drill can be divided into light drilling rig, medium drilling rig, heavy drilling rig.