说明：  采用NI公司的PCI-6224多功能数据采集(DAQ)板卡并基于图形化的LabVIEW进行编程，设计了多通道数据采集与显示系统。该系统可通过完整的人机交互界面进行试验参数设置和功能选择，并可对数据采集卡上传的数据进行实时显示和处理，并具有数据存储、回放及波形重新显示功能。
(This paper employs the NI PCI-6224, a multifunctional data acquisition (DAQ) board , a multi-channel data acquisition and display system based on graphical LabVIEW is presented . The system can achieve parameter reset and function redefine by the complete man-machine interface, it can real-time display and process the data DAQ , board, it can save and replay the data, redisplay the waveform as well .)