معلومات المجموعة :

  • Knowledge of fire-retardant coatings for steel structures الإقتصاد والأعمال
  • Steel structure building has the characteristics of high strength and light weight, improved power and speed, and has been widely used in the construction industry
    • مجموع المشاهدات (٢١)
    • مجموع الأعضاء : ١
    • أخر تحديث : ١٠ يناير

التحديثات

  • pth house
    pth house: Steel structure building has the characteristics
    of high strength and light weight, improved power and speed, and has been widely
    used in the construction industry, and the ductility and seismic resistance of
    steel structure are outstanding, the...  المزيد
    • ١٠ يناير