笔者通过油井管杆磨蚀试验机，对常用的管杆材料进行了耐磨蚀性能对比实验，并探讨了油井温度、径向载荷等因素对常用管杆材料磨蚀率的影响。
The effect of the oil temperature and the radial load on the corrosive-wear rate of the traditional tube and rod materials was studied by means of the corrosive-wear experimental tester.
锤破锤式破碎机用于破碎各种中硬且磨蚀性弱的物料。
Hammer break Hammer Crusher for crushing all kinds of hard and abrasive weak materials.
锤破锤式破碎机用于破碎各种中硬且磨蚀性弱的物料。
Hammer break Hammer Crusher for crushing all kinds of hard and abrasive weak materials.
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