| EMMA | electron microscopy and microanalysis | 电子显微镜检查及微量分析 |
| EMMA | Electron Microscope-Microprobe Analyzer | 电子显微镜与微探针分析仪 |
| EMMA | Electronic Manufacturing Manual | 电子（仪器）制造手册 |
| EMMA | Electronic Mathematic Model-Analogue | 电子数学模拟模型 |
| EMMA | Eye Movement Measuring Apparatus | 眼运动测量仪 |
| EMMA | Espoo Museum of Modern Art (Espoo, Finland) | 埃斯波现代艺术博物馆（芬兰埃斯波） |
| EMMA | Estado Mayor del Mando AÉreo | Estado Mayor del Mando AÉreo |
| EMMA | Electronic Medical Management Application | 电子医疗管理应用 |
| EMMA | Embedded Multi-precision Multiplier Array (computer arithmetics) | 嵌入式多精度乘法器阵列（计算机算法） |
| EMMA | Expert Missile Maintenance Aid | 专家导弹维修援助 |
| EMMA | European Multimedia Award | 欧洲多媒体奖 |
| EMMA | Electrical and Magnetic Field Monitoring of the Aurora (Astrid-2 spacecraft) | 极光（Astrid-2航天器）的电场和磁场监测 |
| EMMA | Enterprise Monitoring and Management of Accounts | 企业账户监控和管理 |
| EMMA | European Multi-service Meteorological Awareness (Eumetnet) | 欧洲多服务气象意识（Eumetnet） |
| EMMA | Electro-Magnetic Mass Accelerator | 电磁质量加速器 |
| EMMA | Euclidean Model MAtching | 欧几里德模型匹配 |
| EMMA | Engineering Mockup and Manufacturing Assembly (US Navy) | 工程实体模型和制造装配（美国海军） |
| EMMA | Electron Microscopy and Micro-Analysis | 电子显微镜和显微分析 |
| EMMA | East Meadow Materials Area | 东草甸材料区 |
| EMMA | European Mouse Mutant Archive | 欧洲小鼠突变体档案 |
| EMMA | Explosives Munitions Manufacturing Area | 爆炸弹药制造区 |
| EMMA | End-Member Mixing Analysis | 端构件混合分析 |
| EMMA | Ethnic Multicultural Media Award | 民族多元文化媒体奖 |
| EMMA | Extensible Multi- Modal Annotation markup language | 可扩展多模态注释标记语言 |
| EMMA | Enhanced Multi-Media Architecture | 增强的多媒体体系结构 |
| EMMA | Extensible Multimodal Annotation Language | 可扩展多模式注释语言 |
| EMMA | electro-medical multichannel amplifier | 医用多通道放大器 |
| EMMA | electron microscopy and microanalysis | 电子显微镜和显微分析 |
| EMMA | eye-movement measuring apparatus | 眼球运动测量仪 |