cdddd:【TBM】全断面隧道掘进机(Tunnel Boring Machine)
\Ps5H5Qk; https://zhidao.baidu.com/question/463612125.html
-=5EbNPwG tbm法和盾构法的区别有哪些
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nMkOUW:T! boring英 [ˈbɔːrɪŋ] 美 [ˈbɔː ..
(2022-09-13 15:59) JT}.F!q6E