声明
CHAPTER 1 INTRODUCTION
1.1Background and Research Importance
1.1.1 Background
1.1.2 Research importance
1.2 Literature Review
1.2.1Effects of freeze-thaw cycles and Initial soil water content on soil mechanics
1.2.2Soil disintegration rate
1.2.3The measurement of soil disintegration rate
1.3 Current existing scientific issues
CHAPTER 2 RESEARCH CONTENTS AND METHODS
2.1Research objectives
2.2Research Contents
2.2.1Initial soil water content impact on soil disintegration rate
2.2.2 Effects of freeze-thaw cycles on soil disintegration rate
2.2.3Comparison of soil disintegration rate between remolded and undisturbed soils
2.2.4Correlation between soil disintegration rate and soil properties
2.3 Technical routine
2.4 Research methods
2.4.1Study site
2.4.2Experimental device
2.4.3 Experimental Setup
2.5Data analysis
CHAPTER 3 INITIAL SOIL WATER CONTENT IMPACTS ON SOIL DISINTEGRATION RATE AND PROCESS
3.1 Introduction
3.2Materials and Methods
3.3 Results
3.3.1 Initial soil water content influence on soil disintegration rate
3.3.2Initial soil water content influence on soil disintegration process
3.4 Discussion
3.5 Conclusion
CHAPTER 4 EFFECTS OF FREEZE-THAW CYCLES ON SOIL DISINTEGRATION RATE AND PROCESS
4.1 Introduction
4.2Materials and Methods
4.3 Results
4.3.1 Freeze-thaw cycle influence on soil disintegration rate
4.3.2 Freeze-thaw cycleinfluence on soil disintegration process
4.4 Discussion
4.5 Conclusion
CHAPTER 5 COMPARISON OF SOIL DISINTEGRATION RATE AND PROCEDURE BETWEEN REMOLDED SOIL AND UNDISTURBED SOIL
5.1 Introduction
5.2Materials and Methods
5.3 Results
5.3.1Comparison of soil disintegration rate between remolded soil and undisturbed soil
5.3.2Comparison of soil disintegration processes between remolded soil and undisturbed soil
5.4 Conclusion
CHAPTER 6 CORRELATION BETWEEN AFFECTING FACTORS AND SOIL DISINTEGRATION RATE
6.1 Introduction
6.2 Results
6.3 Conclusion
CHAPTER 7 CONCLUSIONS AND PERSPECTIVES
7.1The Main Conclusions
7.2 Perspectives
参考文献
致谢
BIOGRAPHY