The studying achievement has high values of theoretics and economic effictiveness, and could give a reality guide for PanZhiHua Iron & Steel Group Mining Co.
所得研究成果具有较高的理论价值和经济效果，对攀钢矿业公司的生产具有现实的指导意义。
2
The chain guide is malleable iron.
链条导轨是可锻铸铁。
3
In the Iron and Steel industry, roll guide equipment is a part in rolling product line.