手机文件的MIME类型

.3gp     |    video/3gpp
.amr     |    audio/amr
.avi      |     video/x-msvideo
.bmp    |    image/bmp
.bin      |    application/octet-stream 
.cab     |    application/vnd.smartpohone
.gif       |    image/gif
.gz       |    application/x-gzip
.hme    |    application/vnd.smartphone.thm
.imy     |     audio/melody
.ins     |     application/x-internet-signup
.jad      |    text/vnd.sun.j2me.app-deor
.jar       |    application/java-archive
.jpg      |    image/jpeg
.jpeg    |    image/jpeg
.mid     |    audio/midi
.midi    |     audio/midi
.mp3    |    audio/x-mpeg
.mp4    |    video/mp4
.mpg4  |    video/mp4
.mpkg   |   application/x-mpkg
.m3u    |    audio/x-mpegurl
.mmf    |    application/x-smaf
.ogg     |    application/ogg
.pdb     |    application/ebook
.png     |    image/png
.pmd    |    audio/pmd
.rm       |    video/rm
.rmf      |    audio/x-rmf
.rng      |    application/vnd.nokia.ringing-tone
.sdt      |    application/vnd.sie.thm
.sis      |    application/vnd.symbian.install
.sisx    |     x-epoc/x-sisx-app
.thm     |    application/vnd.eri.thm
.tsk      |    application/vnd.ppc.thm
.umd    |    application/umd
.utz      |    application/vnd.uiq.thm
.wav     |    audio/x-wav
.wbmp  |    image/vnd.wap.wbmp
.wml     |    text/vnd.wap.wml
.wma    |    audio/x-ms-wma
.wmv   |    video/x-ms-wmv
.wsc     |    application/vnd.wap/wmlc