virtual DPU虚拟DPUvirtualadj.实质的；【计】虚拟的Virtual iatrieal systems虚拟医疗virtual memory structure虚存结构virtual examination room虚拟考场Virtual Parallel Machine虚拟并行机virtual storage extended虚拟存储扩充磁盘操作系统virtual age transactions可视编程环境交易virtual home environment虚拟归属环境virtual marketing tactic虚拟营销战略virtual equipment drives虚拟设备驱动virtual-real synthesis虚实合成