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虚拟仪器是测试仪器的发展方向，高性能数据采集卡是虚拟仪器的重要组成部分。本文探讨了基于ＰＣ计算机高性能数据采集卡的一种新型的结构和实现技术。
Virtual instrument is the development direction of test instruments, high-performance data acquisition card is an important part of the virtual instrument. This article discusses a new type of structure and implementation technology based on high performance PC data acquisition card.