《国家地理.超大建筑狂想曲.希思罗机场》是知名导演执导的欧美剧电影，知名明星等明星强势加盟参演Londons Heathrow Airport is the worlds busiest and home to one of the tallest terminals - T5. NGC reveals how ingenious breakthroughs enabled engineers to build the super structure. With its enormous free span roof, automated b