Located in the middle of the Middle East, Dubai is a flat desert area facing the Persian Gulf. The area is 4 1 14 square kilometers, accounting for 5.8% of the total area of the United Arab Emirates, ranking second only to Abu Dhabi in the national area. The population is 3 102, 511(April 2018), accounting for about 4 1.9% of the national population, making it the most populous city.
Dubai is the economic and financial center in the Middle East, and also the main passenger and cargo transportation hub in the Middle East. Oil revenue promoted the early development of Dubai, but due to limited reserves and low production level, after 20 10, the oil industry only accounted for less than 5% of Dubai's gross national product. After oil, Dubai's economy mainly depends on tourism, aviation, real estate and financial services.
In 20 16, the gross national product of Dubai Emirates was 376.8 billion dirhams (about 1029 billion USD).
Dubai also attracts the world's attention through large-scale construction projects and sports events. Dubai has the tallest man-made building in the world, Burj Dubai? And Palm Island, the largest artificial island project in the world.
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Burj Khalifa (Arabic:? , Latinization: Burj Khalifa? Burj Khalifa, formerly known as Burj Khalifa, also known as Burj Khalifa or Burj Khalifa, is the tallest building and man-made structure in the world.
Burj Dubai is 828 meters high, with a total of 162 floors and a cost of1500 million US dollars. The construction cost of the building itself is at least 10 billion dollars, not including the construction cost of its large shopping center, lake and slightly shorter tower. Burj Khalifa uses 330,000 cubic meters of concrete, 62,000 tons of steel bars and 6,543,800 square meters of glass.
In order to build Burj Khalifa, * * * mobilized about 4,000 workers and 100 cranes, and pumped more than 606 meters of concrete vertically, breaking the record of 492 meters when Shanghai World Financial Center was built. There are 56 elevators in the building, the maximum speed is 17.4m/s, and there are also double-deck sightseeing elevators, which can carry up to 42 people at a time.
Burj Khalifa was built in 2004. At 20 10/0 local time, Sheikh Mohammed bin Rashid Al Maktoum of Dubai unveiled the monument to the Burj Dubai, known as the "tallest building in the world", announcing the official completion of the building and renaming it Burj Dubai.
reference data
Baidu Encyclopedia-Hafalita