我们时时刻刻都在倾听顾客的声音，用心为服务到永远，用心追求顾客的满意MEGAFIL- A 730 M metal cored T Fe 1 225-375 HBMEGAFIL- A 740 M metal cored T Fe 2 375-450 HBMEGAFIL- A 750 M metal cored T Fe 6 45-55 HRCMEGAFIL- A 760 M metal cored