Northman 葉片泵 Northman Vane Pump
VPNC-F21-2-30
VPNC-F21-2-3O VPNC-F2l-2-30 VPNC-F2I-2-30 VPNCF21230 VPNC一F21一2一30 UPNC-F21-2-30 VPNC-FZ1-Z-30