水下悬浮隧道１引言１９８９年，国际隧协为使世界各国更多地关注此类工程，专门成立了一个沉箱和悬浮隧道工作组，其任务是介绍该两类隧道的技术现状和发展动态。由于两类隧道涉及到许多不同领域，故又成立了若干个工作小组。每个工作小组都由各方面的专家组成。在一些国... Underwater Floating Tunnels 1 Introduction In 1989, in order to make countries in the world pay more attention to such projects, a special working group on caissons and suspended tunnels was set up. Its mission is to introduce the technical status and development trends of the two types of tunnels. As two types of tunnels involve many different areas, a number of working groups have also been set up. Each working group is made up of experts from various fields. In some countries ...