Virtual Memory System虚拟内存系统 Voice Messaging System語音信息系統 Voyage Management System (Litton Marine)航行管理系统的海洋 Veritas Medicare Services医疗服务。Veritas Vessel Monitoring System船监控系统 Vermont Medical Society佛蒙特州医学协会 Ventana Medical Systems (Tucson, AZ)Ventana医疗系统(图森(民83) VPN/Security Management System (Cisco)VPN /安全管理体系(思科) Visual Monitoring System视觉监控系统 Virtual Monitor System虚拟的监控系统 Vault Management System管理系统 Vitamins, Minerals and Supplements维生素、矿物质和补充 VPN/Security Management Solution (Cisco)VPN /安全管理解决方案(思科) Vendor Managed Service供应商管理服务 Vector Management System矢量信息管理系统