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闭路电视设备能够帮助观察者在日间目视捕获弱信号的目标。这篇文章进行了理论分析和实际评价,并指出了所获得的结果。
CCTV equipment can help the observer to visually capture the weak signal during the day. This article has carried on the theoretical analysis and the actual appraisal, and pointed out the obtained result.