精密深孔钻孔工具
precision deep hole drilling tool
高效小直径深孔钻削系统
high efficiency drilling system for small and deep hole
磷深加工工业
intensive processing of phosphorus resource
南京中医大学植物药深加工工程研究中心
botanical medicine refining engineering research center
Nanjing University of TCM
深孔钻削循环
Cycle of drilling deep holes
立式钻削加工中心
vertical drilling machining center
数控车削加工工艺分析
On the CNC turning process analysis