用PowerShell的命令行检查文件的校验MD5 SHA1 SHA256
certutil -hashfile yourfilename MD5
certutil -hashfile yourfilename SHA1
certutil -hashfile yourfilename SHA256
MD5 SHA1 SHA256 字母一定要大写
certutil -hashfile yourfilename MD5
certutil -hashfile yourfilename SHA1
certutil -hashfile yourfilename SHA256
MD5 SHA1 SHA256 字母一定要大写