Read the text and tell me what the article mainly includes.

The first part (1): describes the reasons for rebuilding Yueyang Tower, focusing on Fujiko's political achievements after staying in Beijing.

The second part (2~4): Focus on the description of Yueyang Tower and its surrounding scenery in Ji, and draw out the different feelings of the migrants. -one bright and one dark, one sad and one happy, in stark contrast.

The third part (5): Express the author's broad mind and lofty political ambition.

Extended data:

The Story of Yueyang Tower is an essay written by Fan Zhongyan, a writer in the Northern Song Dynasty, on September 15th, six years (1046 65438+ 10/7) at the request of Teng Zijing, a good friend of Baling County, to rebuild Yueyang Tower. By writing about the scenery of Yueyang Tower and the different feelings brought by rainy days and sunny days, the article reveals the benevolent heart of the ancients who "don't like things, don't grieve for themselves", and also expresses his patriotic feelings of "worrying about the world first, and enjoying the world later".

The article goes beyond the narrow scope of simply writing about mountains and rivers, and combines the gloomy changes of nature, the lack of rain and shine, and the "feeling of seeing things" of "moving poets", thus focusing on discussing political ideals and expanding the realm of the article. Full-text narration, scenery description, lyricism and discussion are integrated, and the combination of static and dynamic, contrast between light and dark, concise words and harmonious syllables make it an innovation of miscellaneous notes to compare scenes with couplets.

Yueyang Tower faces east and west, with a simple and unique structure. The abutment of Yueyang Tower is granite, with a width of17.24m, a depth of14.54m and a height of 0.65m ... and a height of19m. In terms of architectural style, predecessors summarized it as wood, three floors, four columns, cornices, bucket arches and helmet tops. Yueyang Tower is a pure structure. The whole building is not nailed and riveted, but only connected by wooden components.

"Four pillars" refers to the basic framework of Yueyang Tower. First of all, the main load-bearing pillars are four nanmu, called "Tian Tong Zhu", which extends from the first floor to the third floor. All pillars except four are multiples of four. There are 12 colonnade; There are 32 eaves columns. These wooden columns are mutually inclusive and form a whole, which not only increases the aesthetic feeling of the building, but also makes the whole building stronger.

Bucket arch is a unique structure in China architecture. Because the eaves of ancient buildings in China are very long, the basic function of the bucket arch is to support the eaves. This kind of square is called "bucket" and the stick holding the bucket is called "arch", both of which are collectively called bucket arch. The bucket arch of Yueyang Tower is complex in structure and exquisite in workmanship, which is beyond human power. According to local legend, Luban made it himself. The bucket arch supports the cornices of Yueyang Tower, and all three floors of Yueyang Tower have cornices.

The roof of Yueyang Tower is a helmet-top structure supported by "Ruyi Dougong", which is layered and matched with each other. This kind of arched helmet-top structure of ancient generals is unique in the history of ancient architecture in China. This is the most prominent feature of Yueyang Tower-helmet top structure. According to research, Yueyang Tower is the only ancient building with helmet-top structure in China.

Yueyang Tower is a pure wooden structure, and its shape has beautiful lines due to the exposed wooden beams, components and decorations, which shows the unique national style of ancient buildings in China.

Fan Zhongyan (989- 1052), a native of Wenqian, was a thinker, politician and writer in the Northern Song Dynasty. Dazhong Xiangfu was a scholar for eight years (10 15). Li Qing participated in the Qingli New Deal for three years (1043) and put forward ten reform suggestions. In the fifth year of Li Qing (1045), the New Deal was frustrated and Fan Zhongyan was demoted to Beijing. You four years (1052), died at the age of 64. Posthumous title is called the Palace. Fan Zhongyan's literary achievements are outstanding, and his thought of "worrying about the world first, and enjoying the world later" has a far-reaching influence on later generations. There are a number of official documents of Fan Wenzheng.

References:

Baidu encyclopedia-Yueyang tower