摘要： 文件扩展名Content-Type(Mime-Type)文件扩展名Content-Type(Mime-Type).*（ 二进制流，不知道下载文件类型）application/octet-stream.tifimage/tiff.001application/x-001.301application/x-301.323text/h323.906application/x-906.907drawing/907.a11application/x-a11.acpaudio/x-mei-aac.aiapplication/postscript.aifaudio/aiff.aifcaudio/aiff.a 阅读全文