（二）组合结构楼承板上海通用金属结构工程总公司率先引进吸收国外复合楼承板的设计和安装施工经验，自行开发组合楼承板。该公司拥有经验丰富的中高级设计人员、施工管理人员和操作熟练的技术工人，采用国产宝钢镀锌卷板，轧制成型楼承板。公司委托同济大学建筑工程系，同济 (II) The composite structural floor carrier Shanghai General Metal Structure Engineering Corporation takes the lead in introducing the experience of designing and installing foreign composite floor boards, and developing the combined floor boards. The company has experienced middle and senior design staff, construction management personnel and skilled skilled workers, using domestic Baosteel galvanized coil, rolling forming floor boards. The company commissioned the Department of Architectural Engineering, Tongji University, Tongji