| 1. | Technological transformation on skip and its unloading device
箕斗及卸载装置的技术改造 |
| 2. | Practical application in technological transformation peigou mine
裴沟煤矿矿井技术改造的探索 |
| 3. | Review of the technological transformation
工艺改造述评 |
| 4. | Scheme of technological transformation for remote control of fm reception with codes
利用编码遥控调频接收的技改方案 |
| 5. | Practice of technological transformation of dashan concentrator ' s crushing system
我国红铁矿选矿高效节能技术及设备评述 |
| 6. | The application of plc to technological transformation of bridge crane electric control system
在行车电控系统技术改造的应用 |
| 7. | Technological transformation of raw coal production system in buzhaoba open - pit coal mine
布沼坝露天矿原煤生产系统的技术改造 |
| 8. | Technological transformation of working face transportation system in buzhaoba open - pit coal mine
邢台矿七采区运输系统改造优化 |
| 9. | Discussion and analysis of technological transformation of beneficiation at dagushan concentrator
金山店铁矿选矿工艺技术改造研究 |
