| 1. | Rotary tiller fitted on walking tractors - testing methods 手扶拖拉机配套旋耕机.试验方法 |
| 2. | Researching on the method of reducing rotary tiller ' s high power 降低旋耕机能耗的措施性研究 |
| 3. | Optimized design model for general parameters of a rotary tiller 旋耕机总体参数的优化设计模型 |
| 4. | Study on experimentally modeling method 旋耕实验建模方法的研究 |
| 5. | Rotary tiller fitted on walking tractors 手扶拖拉机配套旋耕机 |
| 6. | Experimental study on oblique rotary tillage 斜置旋耕试验研究 |
| 7. | Study of feasibility of kives of - rotary tliiers mde by banite steels 使用贝氏体钢制作旋耕机刀片的可行性研究 |
| 8. | Rotary tiller - testing methods 旋耕机械试验方法 |
| 9. | The study of rotary tiller teamwork technology and machine for straw crushing 秸秆粉碎旋耕联合作业技术及机具的研究 |
| 10. | Trailers for power tiller 机动旋耕机的拖车 |