Delphi:Delphi长短文件名转换程序，其实是把长文件名（原文件名）变为短文件名，变成类似于临时文件生成时候的文件名-Delphi: Delphi length of the file name conversion process, in fact, the long file name (the original file name) into a short file name, becomes similar to the temporary files