发布时间:2025-01-21 01:55:51
800*800=0.64个平方 34/0.64=53.125块 加损耗 34平的56块就可以了
硬盘录像机上有二个监控摄像头我想加一个有位置插但是硬盘录像机上只显示二个通道问有办法加一吗
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