产品特点及应用    Characteristics And Application　　CFW-2A高强封闭式母线在空气型和密集型母线在基础上，对外型结构的设计进行了改进。采用机械成型，使其具有很好的支撑强度，解决了大跨度无法支撑吊装的困惑。The design for the shell structure of CFW-2A high intensity seal bus channel has been improved on the base of air type and concentrated type;and the shall is shaped through forming machine.So it has the large support strength.And this can solve the puzzle of erection difficulty due to the long span.