What is the tall building near the Bird's Nest?

In the core area of the Olympic Games, there is a dragon-shaped building, with the dragon head high above and the dragon tail swinging slightly, which has a distinctive shape of China, and the name of Pangu Grand View is even heavier. Pangu Grand View consists of five buildings, the highest leading part is the commercial building, and the middle three are apartment buildings. Wei Long is the only seven-star hotel in Beijing. There is even a private apron on the top of the faucet.

The shape and structure of "Bird's Nest": basic material, q460 steel, special structure. ? ? Basic materials:? The external structure of "Bird's Nest" is mainly composed of huge portal steel frame, with 24 truss columns, 20 truss columns and 2 lower columns have been hoisted. The top of the National Stadium is saddle-shaped, with a major axis of 332.3 meters, a minor axis of 296.4 meters, a height of 68.5 meters at the highest point and a height of 42.8 meters at the lowest point.

The thickness of steel used in the "Bird's Nest" steel structure can reach 1 1 cm, which has never been produced in China. In addition, a translucent film will be pasted on the outer surface of the grid structure at the top of the "Bird's Nest". After using this film, the light in the stadium is not direct, but diffuse, making the light softer. Diffused light can also solve the maintenance problem of the stadium lawn, and also has the function of shielding the seat from wind and rain.