Hobbing is one of the most efficient and economic ways to produce cylindrical gears .

滚齿加工是制造圆柱形齿轮最有效率及经济的方法之一。

Worm gear hobbing machine , made by germany or switzerland .

需求蜗轮滚齿机，德国或者瑞士产。

Hobbing is one of the most efficient and economic ways to produce spur and helical gears .

滚齿加工是制造正齿轮与螺旋齿轮最有效率及经济的方法之一。

Report of gleason cnc gear hobbing machine settled down & development in china .

数控滚齿机在中国的落户和发展。