以下是适用于HTTP内容流的正确MicrosoftOfficeMIME类型：Extension MIME Type

.doc      application/msword

.dot      application/msword

.docx     application/vnd.openxmlformats-officedocument.wordprocessingml.document

.dotx     application/vnd.openxmlformats-officedocument.wordprocessingml.template

.docm     application/vnd.ms-word.document.macroEnabled.12

.dotm     application/vnd.ms-word.template.macroEnabled.12

.xls      application/vnd.ms-excel

.xlt      application/vnd.ms-excel

.xla      application/vnd.ms-excel

.xlsx     application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

.xltx     application/vnd.openxmlformats-officedocument.spreadsheetml.template

.xlsm     application/vnd.ms-excel.sheet.macroEnabled.12

.xltm     application/vnd.ms-excel.template.macroEnabled.12

.xlam     application/vnd.ms-excel.addin.macroEnabled.12

.xlsb     application/vnd.ms-excel.sheet.binary.macroEnabled.12

.ppt      application/vnd.ms-powerpoint

.pot      application/vnd.ms-powerpoint

.pps      application/vnd.ms-powerpoint

.ppa      application/vnd.ms-powerpoint

.pptx     application/vnd.openxmlformats-officedocument.presentationml.presentation

.potx     application/vnd.openxmlformats-officedocument.presentationml.template

.ppsx     application/vnd.openxmlformats-officedocument.presentationml.slideshow

.ppam     application/vnd.ms-powerpoint.addin.macroEnabled.12

.pptm     application/vnd.ms-powerpoint.presentation.macroEnabled.12

.potm     application/vnd.ms-powerpoint.template.macroEnabled.12

.ppsm     application/vnd.ms-powerpoint.slideshow.macroEnabled.12

.mdb      application/vnd.ms-access

欲知更多详情，请参阅TechNet文章而这个博客帖子.