Enter the number of entries that you want the bookmark stack to hold in this field 您可以在此自行定义书签堆栈中可保留的入口数目。
2.
Gif has a medium compression ratio and can retain more information than jpeg . gif files are generally of larger size ; and Gif的影像压缩比率属比率较高一般，而且可保留的资料精确度较jpeg为高多。
3.
Gif has a medium compression ratio and can retain more information than jpeg . gif files are generally of larger size ; and Gif的影像压缩比率属比率较高一般，而且可保留的资料精确度较jpeg为高多。
4.
Gif has a relatively higher image medium compression ratio and can retain more information than jpeg . gif files are generally of larger size ; and Gif的影像压缩比率属比率较高一般，而且可保留的资料精确度较jpeg为高多。
