Museum, memorial towel and the scene of incident (around the twin tunnel) are in a close relationship locationally and semantically.

博物馆，纪念巾和事故现场（双隧道周围）在位置与语义方面关系密切。

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The tunnel is composed of twin passages in opposite directions with three traffic lanes where speed limits will range between 80kmh and 100kmh.

这条隧道由两条方向相反的通道组成，分别有三个车道，行驶速度控制在80-100公里每小时。

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The application of ribbon charge (placed in tunnel)in twin slope - cut chamberblasting can weaken the damage to slope rock from blasting.

在双路堑洞室爆破中应用条形药包可以减少爆破对边坡岩体的损伤。

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Construction began on the twin-bore tunnel in January 2007.

BBC: Hindhead Tunnel

The twin-bore Sasago tunnel is an estimated 4.3km (2.7 miles) long and is on one of the major highways out of Tokyo.

BBC: Japan Sasago tunnel: Collapse traps cars