无中导洞连拱隧道掌子面纵向间距优化.

Autor: 王永东1 wydchdgl@163.com, 柏文军1, 陈媛媛1, 刘洋1, 万善通1
Zdroj: Science Technology & Engineering. 2022, Vol. 22 Issue 21, p9355-9363. 9p.
Databáze: Academic Search Ultimate
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