拉铲倒堆开采工艺
dragline stripping system
半连续开采工艺
Cyclic-flow mining technology
开采工艺
mining process
mining technology
oil production technology
production technology
mining processing
production practice
mining method
开采工艺优化
mining process optimization
泵吸反循环施工工艺
pumped reverse circulation workmanship
反铲铲斗斗杆油缸
stick backhoe bucket cylinder
反铲工具功能
backhoe implement function
反铲工作位置
backhoe operation position
backhoe operating position
工艺反转技术
Process reverse techniques
分离工艺开发
Development of Separation Process
工艺开发
technique exploitation
process development
Development
process and method development
Technology development
节水工艺开发
water-saving technology development