The wheel head can be orientated in double axes so that any spiral Angle and backAngle may be adjusted rapidly.
该机床磨头可以又轴定位，任何螺旋角和后角均可快速调整。
2
By using 3d solid model, the twist-backAngle of steam turbine twisted long blade with integral shroud was analyzed and calculated.
采用三维实体模型，对自带围带的汽轮机扭曲长叶片的扭转恢复角进行了计算分析。
3
The device is posterior cutter grinding to drill in cone surface grinding method that it can vouch for drill with reasonable backAngle, and symmetry precision is high.