针对这种情况，本文研究了基于开放式数控系统的数字化采集技术。
Therefore the digitizing collection technology based on open CNC system is studied in this paper.
利用现代数字信号处理技术构建了微位移信号的数据采集系统。
Using the modern digital signal process technology to sample mini-displacement.
利用现代数字信号处理技术构建了微位移信号的数据采集系统。
Using the modern digital signal process technology to sample mini-displacement.
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