世界上最高的建筑

哈利法塔，原名迪拜塔，又称迪拜大厦或比斯迪拜塔。

哈利法塔高828米，楼层总数162层，造价15亿美元，大厦本身的修建耗资至少10亿美元，还不包括其内部大型购物中心、湖泊和稍矮的塔楼群的修筑费用。哈利法塔总共使用33万立方米混凝土、6.2万吨强化钢筋，14.2万平方米玻璃。为了修建哈利法塔，共调用了大约4000名工人和100台起重机，把混凝土垂直泵上逾606米的地方，打破上海环球金融中心大厦建造时的492米纪录。大厦内设有56部升降机，速度最高达17.4米/秒，另外还有双层的观光升降机，每次最多可载42人。

Burj Khalifa, formerly known as Burj Khalifa, also known as Dubai Tower or Bis Burj Khalifa.

The Burj Khalifa is 828 meters high, with a total of 162 floors and a cost of US$1.5 billion. The construction of the building itself cost at least US$1 billion, not including the construction cost of its large shopping mall, lake and lower towers. The Burj Khalifa uses a total of 330,000 cubic meters of concrete, 62,000 tons of reinforced steel, and 142,000 square meters of glass. In order to build the Burj Khalifa, a total of about 4,000 workers and 100 cranes were used to pump concrete vertically up to more than 606 meters, breaking the record of 492 meters when the Shanghai World Financial Center was built. There are 56 lifts in the building with a maximum speed of 17.4 m/s, as well as double-deck sightseeing lifts, which can carry up to 42 people at a time.