| LRA | Louisiana Restaurant Association | 路易斯安那州餐馆协会 |
| LRA | Lowry Redevelopment Authority (Aurora and Denver, Colorado) | 洛瑞重建局(科罗拉多州奥罗拉和丹佛) |
| LRA | Lord's Resistance Army | 圣主抵抗军 |
| LRA | Local Registration Authority | 当地注册机构 |
| LRA | Local Reproduction Authorized | 当地授权再生产 |
| LRA | Louisiana Recovery Authority | 路易斯安那州恢复管理局 |
| LRA | Long-Range Aviation | 远程航空 |
| LRA | Lumped (Discrete) Raman Amplifier | 集中(离散)拉曼放大器 |
| LRA | Linear Regression Analysis | 线性回归分析 |
| LRA | Less Restrictive Alternative | 限制性较小的替代方案 |
| LRA | Litigation Risk Assessment | 诉讼风险评估 |
| LRA | Landscape Reconstruction Algorithm | 景观重建算法 |
| LRA | Lowest Repairable/Replacement Assembly | 可更换组装/最低 |
| LRA | Lord's Resistance Army (rebel group in Uganda) | 圣主抵抗军在乌干达反叛组织 |
| LRA | Live Rear Axle (automotive) | 活后桥(汽车) |
| LRA | Lowest Rate Available (hotel industry) | 最低房价(酒店业) |
| LRA | Length, Rotation, Angle | 长度、旋转、角度 |
| LRA | Launcher Relay Assembly | 发射器继电器组件 |
| LRA | Lamp Rynearson and Associates, Inc (Omaha, NE) | Lamp Rynearson and Associates,Inc(东北奥马哈) |
| LRA | Line Replaceable Assembly | 生产线可更换组件 |
| LRA | Larisa, Greece | 拉里萨,希腊 |
| LRA | Locked Rotor Ampere | 锁定转子安培数 |
| LRA | Liberal Revolutionary Army | 自由革命军 |
| LRA | Law Reform Act | 法律改革法案 |
| LRA | Land Registry Authority | 土地注册管理局 |
| LRA | Long Range Attack | 远程攻击 |
| LRA | Logistics Readiness Assessment | 后勤准备评估 |
| LRA | Landing Rights Airport | 右方着陆机场 |
| LRA | Low Rank Approximation | 低秩近似 |
| LRA | Locked Rotor Amperage (compressors in air conditioning systems) | 锁定转子安培数(空调系统中的压缩机) |
| LRA | Luciferase Reporter Gene Assays | 荧光素酶报告基因分析 |
| LRA | Long Range Assignment (education) | 远程作业(教育) |
| LRA | Low-Range Radio Altimeter | 低距离无线电高度表 |
| LRA | Load Real Address (IBM) | 加载真实地址(IBM) |
| LRA | Launch Reference Altitude (missile testing) | 发射参考高度(导弹测试) |
| LRA | Logistics Review Activity | 物流审查活动 |
| LRA | Local Reuse Authority | 当地再利用机构 |
| LRA | Light Replaceable Assembly | 轻型可更换组件 |
| LRA | Local Redevelopment Authority (Section 2910, Defense Base Closure and Realignment Act of 1990, as amended) | 地方重建局(第2910节,1990年《国防基地关闭和重新调整法案》,经修订) |
| LRA | low right atrium | 右下心房 |
| LRA | lower rib cage | 下肋骨保持架 |
| LRA | locomoto-respiratory coupling | 运动呼吸耦合 |
| LRA | Larsen Ranch Angus | 拉森牧场安格斯 |
| LRA | Legal Reasoning And Argument | 法律推理与论证 |