Virtual age虚拟工作时间virtualadj.实质的；【计】虚拟的virtual crack close technique虚拟裂纹闭合法virtual termainal environment虚拟终端环境virtual hepatobiliary surgery肝胆虚拟手术virtual laboratory of biology虚拟生物实验室virtual high limit of program程序虚拟上限virtual printer device driver虚拟打印机设备驱动程序virtual character recognition虚拟文字识别Virtual ultrasonic instrument虚拟超声仪器Virtual Prototyping Simulation虚拟原型仿真virtual experiment in internet网络虚拟实验