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从校园闭路电视系统的实际出发 ,给出了其前端设备的选型方法 .此方法对其它闭路电视系统前端设备的选型也有一定参考价值
From the reality of campus CCTV system, the method of selecting the front-end equipment is given.This method also has certain reference value for the selection of the front-end equipment of other CCTV systems