搜索结果: 1-1 共查到“工学 a crawl”相关记录1条 . 查询时间(0.046 秒)
MIT engineers find way to slow concrete creep to a crawl
MIT engineers concrete a crawl C-S-H
2009/6/16
MIT civil engineers have for the first time identified what causes the most frequently used building material on earth -- concrete -- to gradually deform, decreasing its durability and shortening the ...