Io

IO Integrated Optics 集成光学

IO Input/Output 输入输出

IO Iowa (old style) 爱荷华州(旧的方式)

IO Indian Ocean 印度洋

IO Information Output 信息输出

IO Information Operations 信息作战

IO Interpretive Operation 翻译操作

IO Information Outlet 信息插座

IO Image Orthicon 超正析象管

IO Institute of Oceanography 海洋研究所

IO Insertion Order (web advertising) 插入(网络广告)

IO Isomerized Olefin Isomerized烯烃

IO Interoperability Objective 互用性的客观

IO Information Orientation 信息定位

IO InvestOne (software) InvestOne(软件)

IO Infrastructure Optimization 基础设施优化

IO Interest Only 利息仅

IO Intestinal Obstruction 肠梗阻

io Infinitely Often 无限经常

IO Illuminati Online 网上光照派