| 摘要 | 第4-6页 |
| Abstract | 第6-7页 |
| Chapter 1 Basic Introduction | 第10-22页 |
| 1.1 Background and significance of the study | 第12-13页 |
| 1.2 Research Status at Home and Abroad | 第13-21页 |
| 1.2.1 Research Progress of in-situ Measuring Technique | 第13-15页 |
| 1.2.2 Research Progress of Tensile Testing Technique | 第15-17页 |
| 1.2.3 Research Progress of Bending Testing Technique | 第17-19页 |
| 1.2.4 Research Progress of Composite Load Testing Technique | 第19-21页 |
| 1.3 Main research topics | 第21-22页 |
| Chapter 2 Tensile-Bending Theory | 第22-44页 |
| 2.1 Tensile Force-Elongation Curve and Stress-Strain | 第22-28页 |
| 2.2 Elastic Deformation | 第28-40页 |
| 2.2.1 Generalized Hooke's law | 第28-29页 |
| 2.2.2 Elastic properties | 第29-33页 |
| 2.2.3 Engineering importance of elastic property | 第33-37页 |
| 2.2.4 Elastic Incompletion | 第37-40页 |
| 2.3 Traditional Theory of Bending Test | 第40-42页 |
| 2.4 Chapter summary | 第42-44页 |
| Chapter 3 FEM Simulation for Steel Tensile-Bending | 第44-52页 |
| 3.1 Tensile Simulation Analysis | 第44-46页 |
| 3.2 Bending Simulation | 第46-48页 |
| 3.3 Bending Simulation Analysis Under the Same Pre-Tensile | 第48-50页 |
| 3.4 Bending Simulation Analysis Under Different Pre-tensile | 第50-51页 |
| 3.5 Chapter Summary | 第51-52页 |
| Chapter 4 Different Loading Rates and Combined Tensile-Bending Load Test | 第52-62页 |
| 4.1 Introduction of the Tensile-Bending Test System | 第52-53页 |
| 4.2 Studies on the Effect of Test Rate on Material Mechanical Response | 第53-56页 |
| 4.2.1 Effect of Tensile Test Rate on Test Results | 第53-54页 |
| 4.2.2 Effect of Bending Test Rate on Test Results | 第54-56页 |
| 4.3 Combined Tensile-Bending Load Test | 第56-58页 |
| 4.3.1 Experimental Study on Bending Mechanical Response under Tensile Pre-load | 第56-57页 |
| 4.3.2 Experimental Study on Tensile Mechanical Response under Bending Pre-load | 第57-58页 |
| 4.4 In Situ Tensile Test | 第58-60页 |
| 4.4.1 In Situ Test in Tensile Elastic Stage | 第58-59页 |
| 4.4.2 In Situ Test in Tensile Yield Stage | 第59页 |
| 4.4.3 Experiment of Tensile Elastic Stage Scheme | 第59-60页 |
| 4.5 Chapter Summary | 第60-62页 |
| Chapter 5 CONCLUSION | 第62-64页 |
| Bibliography | 第64-68页 |
| ACKNOWLEDGEMENT | 第68页 |
