The utility model adopts the picture monitoring mode, so the data amount is reduced, the requirement for the bandwidth is reduced and the storage space is reduced for the picture management center.

本实用新型由于采用图片监控方式，数据量减少了，降低了网络带宽要求，减低了图片管理中心的储存空间要求。

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The utility model adopts the picture monitoring mode, so the data amount is reduced, the requirement for the bandwidth is reduced and the storage space is reduced for the picture management center.

本实用新型由于采用图片监控方式，数据量减少了，降低了网络带宽要求，减低了图片管理中心的储存空间要求。

youdao