Monitoring instruments, equipment and elements shall meet the following requirements: meet the requirements of observation accuracy and range, and have good stability and reliability; It...
are designed according to the structural drawing. First, drive a stake on the ground, put the theodolite on this stake and set a point a,...
At that time, the drive from Changshou to Hechuan will be shortened from two hours to one hour. The completion and opening of Hechang Expressway...
Short cycle and high efficiency: due to the convenient assembly of aluminum alloy formwork and the maximum weight of a single piece is less than...
Hold a construction scheme preparation meeting. Hold “three meetings” 1. The key point is to let the responsible personnel of all links participating in the...
Ringlock Scaffolding System Parts If it is owned, there is a depreciation cost（ 3) The daily wage of concrete workers, their work efficiency, concrete...
He only gives me 1200 a month and treats me as a cow. I operate the main line and central line of the floor. I...
Use high-quality putty to scrape and level the construction surface until the flatness meets the requirements. After the roughing paint is completely dry, apply elastic...
The cell culture medium supernatants were collected at 2, 4, 8, 12 and 24 hours respectively, and the amylase, lipase and tumor necrosis factor were...
Key personnel of the enterprise (1) no less than 8 first-class registered constructors majoring in mechanical and electrical engineering（ 2) The technical director has more...
