Laser Contrast Scanner 色标检测器
Then, the security scan technologies based on host and network were further researched, and the contrast of these two technologies and then introduces the popular scanner were analyzed.
然后深入研究了基于网络的安全扫描与基于主机的安全扫描两种技术，并分析了两种技术的对比，对两种技术中流行的安全扫描工具进行了研究。
Objective To understand relation between CT scanner radiation levels and low-contrast resolution in whole province.
目的全省CT机辐射剂量水平与低对比度分辨力之间的关系。
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