[illustration] various components and methods of steel structure
1. Building system 1-1, portal frame system 1-1-1, basic component figure 1-1-2. Explain the mechanical principle. The portal frame structure is mainly a horizontal rigid …
Profession Shuttering Magnet Factory
1. Building system 1-1, portal frame system 1-1-1, basic component figure 1-1-2. Explain the mechanical principle. The portal frame structure is mainly a horizontal rigid …
Source: in case of infringement, please contact the construction worker to delete stair 1, first run stair at2 A running ladder (BT) with low-end slab …
The riverside promenade and the ancient city wall are the necessary clock in points for many tourists. It’s very comfortable to walk around and enjoy …
The number of words is 4300, and the reading time is 8 minutes. Find the source and target it—— Preface to the 8th China Network …
Due to improper maintenance or construction quality, the house will have different degrees of problems, and some serious problems even endanger the structural safety. Facing …
In order to ensure the safety of buildings, necessary fire prevention measures must be taken to make them have certain fire resistance. Even if a …
This is the 872nd article accompanied by the first company of China Construction First Bureau. Lean construction, construction of high-quality products, strength construction certificate and …
Academic mission, true feelings, more wonderful. You are welcome to pay attention to architectural history. You are welcome to contribute and leave messages. The column …
“On the morning of July 7, the national key cultural relics protection unit, Huangshan Town Haiqiao (also known as Tunxi Old Bridge) was destroyed in …
Recently, the Shenzhen post office Customs seized 2008.7 grams of methamphetamine in the transshipment of goods, and successfully arrested one suspect through international cooperation. The …