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SAD Sierra Army Depot 塞拉陆军训练营

SAD South Atlantic Division (USACE) 南大西洋区(USACE)

SAD Source Axis Distance 源轴之间的距离

SAD Senior Air Director 高级航空主任

SAD System Analyst Designer 系统分析员设计师

SAD Seniors Against Discrimination 老年人歧视

SAD Safety & Arming Device 安全与武装的装置

SAD Symptomatic Abdominal Distension 腹部症状

SAD Serial Analog Delay 系列模拟延迟

SAD Solar Array Drive 太阳能阵列开车

SAD Security Association Database (computer security, information assurance) 数据库安全协会(计算机安全学中,信息保证)

SAD Station Address Directory 车站地址目录

SAD Sorry About Dresden (band) 抱歉关于德(时)

SAD Shiromani Akali Dal (India) Shiromani Akali木豆(印度)

SAD State Active Duty (National Guard) 国民警卫队服役(国家)

SAD Splitter-And-Delivery (network architecture) Splitter-And-Delivery(网络结构)

SAD System Administrator/Administration 系统管理员或行政

SAD Summary of Audit Differences 总结审计之间的差异

SAD Square Air Diffuser 广场送风口

SAD Stay Another Day 保持崭新的一天