1) rig modification
钻机改造
2) drilling improvment
钻机改进
4) reform of combined mill
联机改造
1.
This paper discusses the adjustment of electrical parameters,the state of machine operates after combined mill and the results of rebuild in the process of reform of combined mill medium mills and IGBT medium frequency furnace.
论述了中频机组与绝缘栅双极晶体管[IGBT]中频炉体联机改造过程中电气参数的调整,联机后机器运转状态与改造结果。
6) modification of mill type
机型改造
补充资料：KQX-120型潜孔旋转两用钻机
KQX-120型潜孔旋转两用钻机
KQX一120型 潜孔旋转两用钻机巍
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条