| 摘要 | 第1-8页 |
| Abstract | 第8-19页 |
| Chapter Ⅰ Introduction | 第19-39页 |
| ·Background | 第19-23页 |
| ·Review of literature | 第23-34页 |
| ·Problem definition:(justification of the development of vibratory sub-soil) | 第34-36页 |
| ·Study objectives | 第36页 |
| ·study outline | 第36-39页 |
| Chapter Ⅱ Design and fabrication | 第39-81页 |
| ·Types of vibrating mechanism | 第39页 |
| ·Basic Principle of Anti-drag | 第39-42页 |
| ·Forced oscilation of soil cutting process | 第42-45页 |
| ·Tool vibratory Movement | 第45-46页 |
| ·Soil model of subsoiling operation | 第46-48页 |
| ·Optimal selection and selection criteria for the shanks | 第48-50页 |
| ·Subsoiler shank force analysis | 第50-52页 |
| ·Vibration trajectory | 第52-56页 |
| ·The main design ideas and working principles of new a staggered reciprocal vibratory subsoiler with fertilizer application | 第56-59页 |
| ·Key design parameters | 第59-66页 |
| ·Crank unit | 第66-72页 |
| ·Fertilizer system and depth control unit | 第72-74页 |
| ·Arrangement of shanks on the new applicator | 第74-76页 |
| ·Fabrication of the implement | 第76-79页 |
| ·Specifications of the new design | 第79-81页 |
| Chapter Ⅲ Material and methods | 第81-93页 |
| ·Materials | 第81-83页 |
| ·Methods | 第83-86页 |
| ·Measurements | 第86-92页 |
| ·statistics analysis | 第92-93页 |
| Chapter Ⅳ Fields evaluation results and discussion | 第93-119页 |
| ·Effect of new developed vibratory plow on machine performance | 第93-102页 |
| ·Effect of new developed vibratory plow on soil properties | 第102-119页 |
| Chapter Ⅴ Summary,Conclusions,Future Perspectives and Innovations | 第119-127页 |
| ·Summary | 第119-123页 |
| ·Conclusions | 第123-125页 |
| ·Future perspectives | 第125-126页 |
| ·Innovations | 第126-127页 |
| References | 第127-135页 |
| Preface and Acknowledgments | 第135-137页 |
| Personal statement | 第137-139页 |
