产品型号:***000-4T0055G艾默生***000-4T0055G/0075G***000-4T0055G***000-4T0075P***000-4T0300G/0370P***000-4T0300G***000-4T0370P***000-4T0370G/0450P***000-4T0370G***000-4T0450P***000-4T0450G/0550P***000-4T0450G***000-4T0550P)