On Screen Display同屏显示 Office of the Secretary of Defense办公室的国防部长 Open Software Distribution开放软件分布 Original Software Developer正版软件开发者 Opening Source Define开放源代码定义 Oregon School for the Deaf俄勒冈州的学校为充耳不闻 Operating System Deployment操作系统的部署 Operational Specification Document操作说明文档 Oklahoma School for the Deaf俄克拉何马州的学校为充耳不闻 Otomotiv Sanayicileri Derneði (Turkish Automotive Industrial Organization)Otomotiv Sanayicileri Derneði (Turkish Automotive Industrial Organization) Operational Sequence Diagram操作顺序图 Operating Strength Deviation操作实力的偏差 Open Source Definition开源定义 Outside Door外门 Overseas Duty海外公干