| 1. | Fixtures for gear hobbing machine with locating bush . dimensions 套定位滚齿夹具.尺寸 |
| 2. | Gear hobbing machines - test conditions of accuracy 滚齿机.精度的试验条件 |
| 3. | 1 set of yg3612 high - precision horizontal gear hobbing machine Yg3612高精度卧式滚机1台 |
| 4. | Acceptance conditions for gear hobbing machines - testing of the accuracy 滚齿机精度检验 |
| 5. | Calculating method on change differential gears of hobbing machine 滚齿机差动挂轮计算方法 |
| 6. | Spline hobbing machines ? testing of the accuracy 花键轴铣床精度检验 |
| 7. | Omnipotent gear honing machine and 5 sets of gear hobbing machine Yw4232c万能剃机1台及滚机5台 |
| 8. | Mondrels for gear hobbing machine . dimensions 滚齿心轴.尺寸 |
| 9. | Fixtures for gear hobbing machine . dimensions 滚齿夹具.尺寸 |