求翻译：网络视频管理平台是一套大型分布式网络视频管理软件，可通过IP网络或串口实现对网络编解码器、矩阵、硬盘录像机等设备的互联及管理控制，混合模拟和数字设备，实现视频直播、数字录像、视频点播及视频联网功能。是什么意思？

Network video management platform is a large-scale distributed network video management software, can be achieved through the IP network or serial port on the network codec, matrix, DVR and other equipment, interconnection and management control, mixing analog and digital equipment for video broadca

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The network video frequency manages the platform is a set of large-scale distribution network video frequency management software, may through equipment and so on IP network or serial port realization to network codec encoder-decoder, matrix, hard disk videocorder interconnections and the management

Network video management platform is a large distributed network video management software, available through the IP network or serial port to network codec, matrix, interconnection and management control of devices such as hard disk recorders, mixed analog and digital devices, video live broadcasti

Network video management platform is a large distributed network video management software, available through the IP network or serial port to network codec, matrix, interconnection and management control of devices such as hard disk recorders, mixed analog and digital devices, video live broadcasti