GK-60A-2规格参数
相关型号
GK-611160 GK6426 GK6429 GK75 GK-8-21C-1/2 GK-8-21C-5/8 GK-8-22C-1/2 GK-8-22C-5/8 GK-8-23C-1/2 GK-8-23C-3/8