Maintenance oriented group Unblocking-Acknowledgement message面向维护的群解除闭塞证实消息 Malaysian Urological Association马来西亚泌尿协会 Medically Underserved Area (US government; HRSA)美国政府的人种区(HRSA) Makeup Air (HVAC industry)空气(HVAC行业化妆) Miniature Unmanned Aircraft (US DoD)微型无人飞机(美国国防部) Maritime Union of Australia澳大利亚海洋联盟 Manipulation Under Anaesthesia麻醉(下)推拿 Meritorious Unit Award (US DoD)有功单位奖(美国国防部) Maintenance Group Unblocking (CCS #7 ITU-T)维修组畅通(CCS # 7讨论) Multiattribute Utility Analysis多用途的分析 Management User Agent管理用户代理 Military Utility Assessment军事用途的评估 Museum of Underwater Archaeology水下考古博物馆 Malicious User Activity恶意的用户的活动 Made Up Acronym组成的缩写词