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Record China on MSN
9d
中国最深の海底トンネル 掘削工事は海面下100メートルまでに
中国のインフラ建設大手の中国鉄建(CRCC)によると、中国が独自に開発した海底トンネルシールドマシン「深江1号」が現在施工中の「深江鉄道」珠江口トンネル工事に採用されており、すでに海面下100メートルの深さまで順調に掘削を続けています。
6h
世界初のトンネル掘爆機が間もなく導入 掘進効率が30%向上
清華大学と中国中鉄工業に所属する中鉄科工グループが共同で開発した世界初のトンネル掘爆機(Boring and Blasting ...
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