由中国建筑科学研究院建筑设计研究所、天津大学、北京市建筑设计院、哈尔滨建筑工程学院、唐山市设计处、北京钢窗厂、北京合页厂、北京市建筑五金水暖模具厂、南京散热器厂和北京市第一建筑工程公司等组成的新型钢制散热器研制组,经过一年半的努力已研制成功扁管散热器、板式散热器和钢串片对流散热器密闭罩三种新产 Institute of Architectural Design, China Academy of Building Research, Tianjin University, Beijing Architectural Design Institute, Harbin Institute of Civil Engineering and Architecture, Tangshan Design Office, Beijing Steel Window Factory, Beijing Hinge Factory, Beijing Construction Hardware Plumbing Mould Factory, Nanjing Thermal The new steel radiator research group, including the plant and the Beijing First Construction Engineering Company, has successfully developed a flat tube radiator, a plate radiator, and a steel convection convection radiator sealed enclosure after three years of hard work. Production