基于分层核磁测试新技术的未冻水变化规律研究——以砂土冻融过程为例
韩大伟1,2(
), 杨成松1(), 张莲海1, 石亚军1,2, 尚飞1,2
), 杨成松1(), 张莲海1, 石亚军1,2, 尚飞1,2
Study on the variation law of unfrozen water based on the new technology of layered nuclear magnetic testing： taking the freezing and thawing process of sand as an example
Dawei HAN1,2(), Chengsong YANG1(), Lianhai ZHANG1, Yajun SHI1,2, Fei SHANG1,2
), Chengsong YANG1(), Lianhai ZHANG1, Yajun SHI1,2, Fei SHANG1,2
图14. 冻融过程中各层微小孔隙与中大孔隙占比变化
Fig. 14. Changes in the proportion of microporosity to medium to large pores in each layer during freeze-thaw： ratio of microporosity to pore volume in the initial state of the sandy soil specimen （a）； ratio of medium to large pores to pore volume in the initial state of the sandy soil specimen （b）； percentage of microporosity relative to medium to large pores in the specimen at a given moment （c）
