日韩人妻无码一区二区三区久久99_日韩精品一区二区三区中文在线_无码日韩精品一区二区免费_久久久91精品国产一区二区三区_亚洲精品久久久一区黄无码_精品欧美一区二区在线观看欧美熟_精品一区二区高清免费观看_国产免费一区2区3区_国产日韩精品福利视频综合一区二区三区四区

a BIM steel structure solution benchmarking project high-profile broken cocoon into a butterfly

Guangzhou steel structure - a BIM steel structure solution benchmarking project high-profile broken cocoon into a butterfly

"Steel structure residence industrialization experts BBS" was held in Beijing. The BBS by the construction committee, the China city of sciences wisdom wisdom urban planning and design research center (Beijing), Beijing investment (group) co., LTD., China BIM network launched, from steel structure and building category of more than 150 guests, GongYi steel structure housing construction of new ideas, new skills, new materials, discusses building steel structure design, construction and quality management, to meet "much starker choices-and graver consequences-in" huge wave of industry upgrade.

Steel structure residence industrialization experts at the scene of the BBS
During the meeting, Beijing investment (group) the limited public ?