高海拔多年冻土区路基工程行为对低温多年冻土长期影响的监测研究
范星文,林战举,罗京,刘明浩,尹国安,高泽永

Long-term effects of embankment engineering behaviors on cold permafrost in high-altitude permafrost regions
Xingwen FAN,Zhanju LIN,Jing LUO,Minghao LIU,Guo’an YIN,Zeyong GAO
表1 研究区2015—2018年气温情况
Table 1 Air temperatures in the study area from 2015 to 2018
年份年均温度/℃极端低温/℃极端高温/℃冻结天数/d冻结指数/(℃?d)融化天数/d融化指数/(℃?d)冻融指数
2015-5.6-25.313.62512 458.2114420.95.8
2016-5.1-25.313.62472 460.9119618.73.9
2017-5.3-23.413.62412 432.4124502.94.8
2018-5.7-23.410.22472 610.1118549.64.8