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Berlin tunnel opens on 30th anniversary of fall of Berlin Wall

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Berlin tunnel opens on 30th anniversary of fall of Berlin Wall

Amid celebrations of the 30-year anniversary of the opening of communist East Germany’s border, an escape tunnel that ran beneath the Berlin Wall has...

已浏览 1.3万次2019年11月7日

Tunnel Collapse

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2023年11月17日

India Tunnel Collapse Rescue: How It Happened

India Tunnel Collapse Rescue: How It Happened

The Weather ChannelAssociated Press

2023年11月28日

Uttarkashi Tunnel Collapse: BIG statement by tunnel experts over rescue operation of trapped workers

Uttarkashi Tunnel Collapse: BIG statement by tunnel experts over rescue operation of trapped workers

FacebookABP Live

已浏览 1072 次2023年11月28日

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Berlin Tunnel Operation

Berlin Tunnel Operation

已浏览 1128 次2013年5月18日

When Was the Berlin Wall Built? | Britannica

When Was the Berlin Wall Built? | Britannica

Berlin Wall escape tunnel opens for 1st time

Berlin Wall escape tunnel opens for 1st time

2019年11月7日

Tunnel Construction

Tunnel Form System - Outinord

Tunnel Form System - Outinord

2021年4月1日

Solving construction challenges on the Melbourne Metro Tunnel Project

Solving construction challenges on the Melbourne Metro Tunnel Project

createdigital.org.au

2023年3月9日

Tunnel Form Technology

Tunnel Form Technology

2020年7月30日