... 软土路基 soft soil subgrade 冻土路基 permafrost subgrade 标准设计 standard design ...
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【Key words】 EPS thermal insulation material； frozen earth roadbed； temperature field； frozen disaster； finite element
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...词：土力学；冻土路基；路基走向；阴阳坡；太阳辐射 [gap=1333]Key words： soil mechanics； roadbed in permafrost regions； roadbed strikes； sunny slope and shady slope； solar ..
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这些措施在一定程度上保持了冻土路基温度场的稳定解决了路基冻害问题。
These steps make the temperature field of roadbed stable and solve the problems of roadbed frozen disaster to some extent.
在多年冻土地区修建铁路，为确保冻土路基的稳定，应使路基长期处于冻结状态。
In permafrost regions, the construction of railway should keep the subgrade frozen permanently so as to maintain the stability of the frozen subgrade.
在冻土路基温度场模拟和稳定性分析中，冻土路基热物性参数的取值是至关重要的。
It's important to decide thermal parameters in simulating temperature field and analyzing stability of frozen soil roadbed.
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