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1·The technical maturity of audio and video compression, real-time data transfer and network makes it possible to realize the multi-media correspondence on the IP network.

音视频压缩技术、实时数据传输及数据网络技术的成熟，使得在IP网络上实现多媒体通信成为可能。

2·Specially the INTERNET net popularization, it changed the tradition transmission medium transfer mode, moreover is extremely inexpensive interactive international correspondence media.

特别是INTERNET网的普及，它改变了传统传输媒体的传递方式，而且是一个非常廉价的交互式国际通信媒体。

3·The law of heat spontaneous transfer and the law of heat-work conversion are correspondence between positive energy spectrum(PES) and negative energy spectrum(NES).

具体分析了负能谱系统中“热”的自发传输规律和“热-功”转化规律。

4·There is explicit characteristic of correspondence reflecting the droplet transfer among the electric, spectral and image information based on time information fusion.

对多聚焦图像和多光谱彩色图像分别采用计算图像信息熵和均方根误差、计算图像平均梯度的方法对融合的性能进行评价。