“滚刀”造句

环纹滚刀可以实现高效率的径向进给滚齿加工.
The ring teeth hob can realize high efficient radialfeedhobbing.

重型移动滚刀架, 长行程.
Heavy duty shifting hob head , with long shifting travel.

齿刀是怎么演变成齿轮滚刀的.
Transformation from Rack - type Geer Cutter into Geer Hobber.