پوشش دهانه های بلند با سقف های پس کشیده بتنی
Post Tension Concrete
Roof
با کشیدن کابلها بعد از گیرش بتن، ظرفیت خمشی سقف افزایش می یابد.
@Building_code
BY مقررات ملی ساختمان
Launched in 2013, Telegram allows users to broadcast messages to a following via “channels”, or create public and private groups that are simple for others to access. Users can also send and receive large data files, including text and zip files, directly via the app.The platform said it has more than 500m active users, and topped 1bn downloads in August, according to data from SensorTower.
The STAR Market, as is implied by the name, is heavily geared toward smaller innovative tech companies, in particular those engaged in strategically important fields, such as biopharmaceuticals, 5G technology, semiconductors, and new energy. The STAR Market currently has 340 listed securities. The STAR Market is seen as important for China’s high-tech and emerging industries, providing a space for smaller companies to raise capital in China. This is especially significant for technology companies that may be viewed with suspicion on overseas stock exchanges.
مقررات ملی ساختمان from us