欧美中文字幕91|午夜福利电影网站|玖玖爱婷婷成人网|伊人992222|伊人五月丁香无码|av日韩国产精品|国产综合精品一区二区在线|国产五月天在线观看|天天综合在线一二|国语精品中文字幕

This series of machine tools is a CNC dynamic column drilling and milling machine. After one clamping, the workpiece can automatically and continuously complete various processes such as milling, drilling, expanding, turning, tapping, etc. The machine tool is suitable for multi variety and small batch processing of complex parts such as long plates and shell parts.