Because time ruler mark of digital testing system is very limited, sampling is not really synchronized.

由于数字化测试系统中定时标尺的有限分辨率，一般而言，取样不可能做到真正意义上的同步。

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Digital correlation method was used to extract phase information as the phase information of eddy current testing signals could reflect the characteristics of detecting system.

涡流检测信号中的相位信息能反映检测系统的某些特性，讨论用数字相关法提取相位特征信息。

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In the digital image performance testing system of CMOS camera, defect detection is crucial.

在CMOS摄像头数字图像性能检测系统中，疵点检测是关键内容。

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Digital Storm technicians stress-test and benchmark the system via industry standard testing software coupled with a proprietary testing process that detects components which can be prone to future failure.

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As the digital and physical world continue to meld, we are going to need an aggressive system of testing and updating these systems.

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