| RCS | Russian Chemometrics Society | 俄罗斯化学计量学学会 |
| RCS | Revision Control System | 修订控制系统 |
| RCS | Royal Certified Service (Royal Bank, Canada) | 皇家认证服务(加拿大皇家银行) |
| RCS | Regulatory Compliance Services | 法规遵从性服务 |
| RCS | Rich Communication Suite | 丰富的通信套件 |
| RCS | Radio Conference Subcommittee | 无线电会议小组委员会 |
| RCS | Red Crescent Society | 红新月会 |
| RCS | Re-Certification Scheme (UK) | 再认证计划(英国) |
| RCS | Reaction Control System | 反应控制系统 |
| RCS | Radio Communications System | 无线电通信系统 |
| RCS | Resource-Constrained Scheduling | 资源受限调度 |
| RCS | Respiratory Care Specialist | 呼吸护理专家 |
| RCS | Radar Cross Section | 雷达横截面 |
| RCS | reticulum cell sarcoma | 网状细胞肉瘤 |
| RCS | Rehabilitation Consulting and Services | 康复咨询和服务 |
| RCS | Rose City Software | Rose City软件 |
| RCS | Regulated Commodity Service | 受监管商品服务 |
| RCS | Royal College of Science (Imperial College London) | 皇家科学学院(伦敦帝国理工学院) |
| RCS | Reserved-Channel Scheme | 预留通道方案 |
| RCS | Reactor Coolant System | 反应堆冷却剂系统 |
| RCS | Reactor Containment System | 反应堆安全壳系统 |
| RCS | Records Communications Switching System | 记录通信交换系统 |
| RCS | Remote Channel Selector | 远程通道选择器 |
| RCS | Renaissance Charter School | 文艺复兴宪章学校 |
| RCS | Revenue Cutter Service (precursor to US Coast Guard) | 税收削减服务(美国海岸警卫队前身) |
| RCS | Requirement Control Symbol | 需求控制符号 |
| RCS | Roll Control System (Aerospace) | 侧倾控制系统(航空航天) |
| RCS | Resource Compliance Specialist (Education) | 资源合规专家(教育) |
| RCS | Racing Club Strasbourg (France) | 斯特拉斯堡赛车俱乐部(法国) |
| RCS | Resident Classification Scale (Australian Department of Health and Aging) | 居民分类量表(澳大利亚卫生和老龄部) |
| RCS | Reedsburg Cab Service (Reedsburg, WI) | Reedsburg出租车服务(威斯康星州Reedsburg) |
| RCS | Registered Cardiac Sonographer | 注册心脏超声医生 |
| RCS | Regional Crime Squad | 区域犯罪队 |
| RCS | Return Channel System | 回流通道系统 |
| RCS | Royal Commonwealth Society (UK) | 英国皇家联邦学会 |
| RCS | Residential Care Services | 住宿护理服务 |
| RCS | Rapid Cycling Synchrotron | 快速循环同步加速器 |
| RCS | Radio Corporation of Singapore | 新加坡广播公司 |
| RCS | Registered Counselor Supervisor | 注册顾问主管 |
| RCS | Routing Control Service | 路由控制服务 |
| RCS | Ranger Computer Systems Ltd. (UK) | Ranger Computer Systems Ltd.(英国) |
| RCS | Remote Cache Server | 远程缓存服务器 |
| RCS | Rensselaer Computing System | 伦斯勒尔计算系统 |
| RCS | Roof Consulting Services, Inc. | Roof Consulting Services公司。 |
| RCS | Rockford Christian School | 罗克福德基督学校 |
| RCS | RCM Strategic Global Government Fund, Inc. | RCM战略全球政府基金公司。 |
| RCS | Real Communication Solution | 真实通信解决方案 |
| RCS | Really Contrived Story | 真正有创意的故事 |
| RCS | Residential Classification Scheme | 住宅分类方案 |
| RCS | Reactive Chemical Species | 反应性化学物质 |
| RCS | Residence And Catering Services | 住宿和餐饮服务 |
| RCS | Repubblica Comunista Salzese | 萨尔泽共和国 |
| RCS | Residential Classification Scale | 住宅分类表 |
| RCS | Real Communication Solutions | 真实通信解决方案 |
| RCS | Relational Calculus Subset | 关系微积分子集 |
| RCS | Red Cherry Shrimp | 樱花虾 |
| RCS | Rudder Control System | 方向舵控制系统 |
| RCS | Radio Cluster Server | 无线电集群服务器 |
| RCS | Resource Control System | 资源控制系统 |
| RCS | Red Cross Society | 红十字会 |
| RCS | Reaction Control Subsystem | 反应控制子系统 |
| RCS | Reports Control System | 报告控制系统 |
| RCS | Remote Control System | 远程控制系统 |
| RCS | Rotating Coordinate System | 旋转坐标系 |
| RCS | Rectangular Coordinate System | 矩形坐标系 |
| RCS | Regional Core Switch | 区域核心交换机 |
| RCS | Regional Co-ordination Service | 区域协调服务 |
| RCS | Radar Countermeasures System | 雷达对抗系统 |
| RCS | Riverdale Country School (Bronx, New York) | 里弗代尔乡村学校(纽约布朗克斯) |
| RCS | Range Control Squadron | 靶场控制中队 |
| RCS | Runway Control Structure | 跑道控制结构 |
| RCS | Rehoboth Christian School (Gallup, NM) | Rehoboth基督教学校(新墨西哥州盖洛普) |
| RCS | Retirement Confidence Survey | 退休信心调查 |
| RCS | Reserve Component Site | 保留组件站点 |
| RCS | Recruiting Squadron | 征兵中队 |
| RCS | Requirements Computation System | 需求计算系统 |
| RCS | Right Control Strategy | 权利控制策略 |
| RCS | Registre du Commerce et des SociÉtÉs (France business registry) | Registre du Commerce et des SociÉtÉs (France business registry) |
| RCS | Readchars (Hyper Logo Turtle graphics command) | Readchars(Hyper Logo Turtle图形命令) |
| RCS | Relative Consistent System | 相对一致的系统 |
| RCS | Report(s) Control Symbol | 报告控制符号 |
| RCS | Royal Corps of Signals | 皇家信号兵 |
| RCS | rabbit aorta contracting substance | 兔主动脉收缩物质 |
| RCS | Roade Community Orchestra (UK) | Roade社区乐团(英国) |
| RCS | Reaction Control Sub-system | 反应控制子系统 |
| RCS | Remote Controller Switch | 遥控器开关 |
| RCS | Reading Consultation And Study | 阅读咨询和学习 |
| RCS | Regional Control of Shipping | 区域航运管制 |
| RCS | Richmond Christian School | 里士满基督教学校 |
| RCS | red cell suspension | 红细胞悬液 |
| RCS | relative controst sensitivity | 相对控制灵敏度 |
| RCS | repeat cesarean section | 重复剖宫产 |
| RCS | right coronary sinus | 右冠状窦 |