来源 :Sciences in Cold and Arid Regions | 被引量 : [!--cite_num--]次 | 上传用户:[!--user--]
【摘 要】
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The Eighth International Symposium on Permafrost Engineering was held in Xi’an,China,October 2009.The major topics discussed in the symposium included:permafro
This paper lists difficult railway construction conditions that are typical for the northern areas of the Russian Far East. Permafrost-bound issues of railway a