The purpose of data compression is to improve compressing rate, try to remove partial or whole redundancy to reduce data or file space and ensure data restoration to the original state. 数据压缩技术所探讨和研究的各种压缩方法,都是为了提高压缩比,设法去掉部分或全部冗余,从而减少数据或文件所占的存储空间并保证在数据还原时恢复原状。
The consequences of the termination of contract have two aspects: restoration to the original state and compensation for damages. 合同解除后的溯及力问题与合同解除的重要法律后果关系密切。合同解除的法律后果主要有两个方面:恢复原状与损害赔偿。