The greater amount of information stored on a DVD is chiefly due to the smaller pit size and tighter track spacing, but another factor comes into play, namely compression.
一张DVD能储存较大数量的信息，主要是因为光盘较小的凹坑和紧密的轨迹相间隔，但是另外一个因素也发挥了作用，即压缩。
This paper gives a new data compression scheme, namely quasi-logarithmic data expression, to reduce the data storage space, so as to lessen communication rooms.
据此，提出新颖的数据压缩方案，即伪对数表达方法，来降低测量数据的存储空间，从而缓减通信压力。
Hence, researching and exploiting new and effective techniques of multimedia compression coding, namely storing and transferring these data in compressed mode, will be the best choice in future.
因此，研究和开发新型有效的多媒体数字压缩编码方法，以压缩的形式存储和传输这些数据将是最好的选择。
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