It is introduced that the technology of slag stopping with ball and bar to converter steelmaking. This technology favours reducing material consumer and increasing economic benefits of enterprises.
介绍了档渣球和挡渣塞技术在转炉炼钢的实际应用，有利于降低原材料消耗、增加企业效益。
2
When the lower space needs to be increased, the internal frame is lifted upwards and then moved backwards, and a check bar arranged on the supporting frame plays the action of stopping the retreat.
当要增加下面空间时，将内框抬起然后向后退，后面有支架上的止动杆件起止退作用。
3
The air intake behind the drivers head ACTS like a 'roll bar'. If the car flips over, it is physically the only thing stopping the weight crushing the driver.