求翻译：码流号：内网中用码流1进行高清观看；当需要远程观看时，且外网带宽不够时，用码流2进行观看。因为码流2支持较小的分辨率，占用较小网络带宽，对于CCD的摄像机来说，码流2支持的分辨率是QCIF和CIF；对于CMOS百万的摄像机来说，码流2支持的分辨率是CIF和4CIF。是什么意思？

Stream stream: within the network using a high-definition viewing; when the need for remote viewing outside the bandwidth is not enough to watch, stream 2. For cmos million cameras, stream support resolution because the bit stream to support a smaller resolution, taking up a small network bandwidth,

Streaming: the Internet, streaming in HD 1 watch; when you need to remote viewing, and the Internet bandwidth is not enough, the streaming 2 to watch. Because streaming 2 support for smaller resolution, and a smaller network bandwidth, CCD for the camera, streaming 2 support of the resolution is QCI

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Stream: stream for network 1 HD watch when you want to remotely watch and outside the network when there is insufficient bandwidth, watching with a stream 2. Because stream 2 supports a smaller resolution, taking up less network bandwidth, CCD camera, stream 2 supports resolution of QCIF, and CIF; f

Symbol stream number: In the net 1 carries on the high clear onlooking with the symbol stream; When needs the long-distance onlooking, when also outside net band width insufficient, 2 carries on the onlooking with the symbol stream.Because of the symbol stream 2 support small resolution, takes the s