从虚拟仪器测控系统硬件层和软件层两方面探讨了一种组件式搭建通用化虚拟仪器测控系统的方法，解决了在测试任务改变或系统更新换代时遇到的二次开发难题。实践表明，该方法具有很好的适应性，达到了提高虚拟仪器测控系统的动态可重构能力和加快二次开发速度的目的。关键词虚拟仪器可互换性动态可重构RPCAbstract The method of constructing general virtual instrument monitoring system based on components in both software and hardware is proposed. Itsolved the troublesome problems in task changing or system upgrade in secondary developing. Experiments show that this method offers good adaptability，increases the dynamic re-constructive ability and accelerates the speed of secondary developing.Key words Virtual instrument Interchangeability Dynamic re-constructive RPC