回帖:cdddd:围岩等级划分
https://www.docin.com/p-2850043081.html
隧道边坡仰坡分别指什么
https://www.jianshe99.com/jianzao2/ziliao/ch2013080814400923164249.shtml (2022-09-13 19:24)
感谢分享!谢谢!
issn04510712回帖于2022-09-18 07:42
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