| SLS | Signaling Link Selection | 信令链路选择 |
| SLS | sport luxury sedan | 运动型豪华轿车 |
| SLS | Satellite-based Landing System | 星基着陆系统 |
| SLS | Spacelab Life Sciences | 生命科学空间实验室 |
| SLS | Special Liquidity Scheme (Bank of England) | 特殊流动性计划（英格兰银行） |
| SLS | Society of Laparoendoscopic Surgeons | 腹腔镜外科医生协会 |
| SLS | Selective Laser Sintering | 选择性激光烧结 |
| SLS | Supplemental Loan for Students | 学生补充贷款 |
| SLS | Side-Lobe Suppression | 旁瓣抑制 |
| SLS | Satellite Landing System | 卫星着陆系统 |
| SLS | Specialist in Laboratory Safety | 实验室安全专家 |
| SLS | System Level Solutions (San Martin, California) | 系统级解决方案（加利福尼亚州圣马丁） |
| SLS | Squadron Leadership School | 中队领导学校 |
| SLS | Swiss Light Source (Paul Scherrer Institute, Zurich, Switzerland) | 瑞士光源（瑞士苏黎世保罗·谢尔研究所） |
| SLS | Space Life Sciences Lab (NASA; formerly Space Experiment Research and Processing Laboratory | 太空生命科学实验室（NASA；前身为太空实验研究与处理实验室 |
| SLS | Side-Looking Sonar | 侧视声纳 |
| SLS | SSD Lazy Simulator | SSD懒惰模拟器 |
| SLS | Slovenska Ljudska Stranka (Slovene People's Party, Slovenia) | Slovenska Ljudska Stranka(斯洛文尼亚文人们的聚会,斯洛文尼亚) |
| SLS | Sequential Lateral Solidification | 顺序横向凝固 |
| SLS | SprintLink Services | SprintLink服务 |
| SLS | Spoken Language System | 口语系统 |
| SLS | Space Launch Squadron | 航天发射中队 |
| SLS | Stabilized Light Source (Bellcore - Fiberoptics) | 稳定光源（Bellcore-光纤） |
| SLS | Senior Living Services | 老年生活服务 |
| SLS | Sonobuoy Localization System | 声纳浮标定位系统 |
| SLS | Submillimeter Limb Sounder | 亚毫米肢体发声器 |
| SLS | Softlanding Linux System | 软着陆Linux系统 |
| SLS | Stony Lake Store (Michigan) | Stony Lake商店（密歇根州） |
| SLS | Sodium Lauryl Sulfate (foaming ingredient) | 月桂醇硫酸钠（发泡成分） |
| SLS | Star Light Scope (night vision instrument using amplification of starlight) | 星光镜（使用星光放大的夜视仪） |
| SLS | Secure Localization Scheme | 安全本地化方案 |
| SLS | Site Loading Specifications | 现场装载规范 |
| SLS | Swing Life Style | 摇摆生活方式 |
| SLS | Shared Library Service | 共享库服务 |
| SLS | Standard Level of Service | 标准服务水平 |
| SLS | Single Logistics System | 单一物流系统 |
| SLS | Spam Lookup Service | 垃圾邮件查找服务 |
| SLS | Service Level Specification | 服务级别规范 |
| SLS | Standard Link State | 标准链接状态 |
| SLS | Sea Level Standard | 海平面标准 |
| SLS | Seville Luxury Sedan | 塞维利亚豪华轿车 |
| SLS | Site Log Submission | 站点日志提交 |
| SLS | Software Landings System | 软件着陆系统 |
| SLS | Sales Corporation of America | 美国销售公司 |
| SLS | Soft Landing Systems | 软着陆系统 |
| SLS | Silistra, Bulgaria | 保加利亚西里斯特拉 |
| SLS | Surf Lifesaving | 冲浪救生 |
| SLS | Strained Layer Silicon | 应变层硅 |
| SLS | Sjogren-Larsson Syndrome | 干燥-拉尔森综合征 |
| SLS | Static Light Scattering | 静态光散射 |
| SLS | Sodium Laureth Sulfate | 月桂醇醚硫酸钠 |
| SLS | Senior Language Specialist (Language Line Services) | 高级语言专家（语言线服务） |
| SLS | Strained Layer Superlattice | 应变层超晶格 |
| SLS | Second Look Surgery (cancer) | 第二眼手术（癌症） |
| SLS | School of Language Studies | 语言研究学院 |
| SLS | Shared Laboratory Services, LC (hospitals) | 共享实验室服务，LC（医院） |
| SLS | Single Line Service (US West ISDN) | 单线业务（美国西部ISDN） |
| SLS | Suburban Library System (Burr Ridge, IL) | 郊区图书馆系统（伊利诺伊州伯尔岭） |
| SLS | Saint Louis School (Clarksville, Maryland) | 圣路易斯学校（马里兰州克拉克斯维尔） |
| SLS | System Level Specification (Ciena) | 系统级规范（Ciena） |
| SLS | Streptococcal Lymphadenitis | 链球菌性淋巴结炎 |
| SLS | serviceabilty limit state | 可使用极限状态 |
| SLS | Speech and Language Sciences | 言语与语言科学 |
| SLS | Signaling Link Set (ITI) | 信令链路集（ITI） |
| SLS | Stanford Law School | 斯坦福法学院 |
| SLS | Shawnigan Lake School (Shawnigan Lake, BC, Canada) | 肖尼根湖学校（加拿大不列颠哥伦比亚省肖尼根湖） |
| SLS | Samurai Longsword (gaming, Lineage2) | 武士长剑（游戏，Lineage2） |
| SLS | Switch Load Software (Sprint) | Switch Load软件（Sprint） |
| SLS | Statistical Load Summary (airline industry) | 统计负荷汇总（航空业） |
| SLS | Senior-Loken Syndrome | 老年洛肯综合征 |
| SLS | Static Longitudinal Stability (Aircraft Handling Qualities) | 静态纵向稳定性（飞机操纵质量） |
| SLS | Sodium Lauryl Sulfate | 十二烷基硫酸钠 |
| SLS | Short leg splint | 短腿夹板 |
| SLS | single limb support | 单肢支撑 |
| SLS | sodium lauryl sulphate | 十二烷基硫酸钠 |
| SLS | systemic lytic state | 全身溶解状态 |
| SLS | Shipping Lists Service | 发货清单服务 |
| SLS | segment long-spacing(collagen fibers) | 节段长间距（胶原纤维） |
| SLS | Super Light And Sport | 超轻与运动 |
| SLS | streptolysin s | 链球菌溶血素s |
| SLS | Self Levelling Suspension | 自动调平悬架 |
| SLS | stein-leventhal syndrome | 斯坦-列文塔尔综合征 |
| SLS | Shipping List Service | 发货清单服务 |
| SLS | Savior Of Lost Souls | 失落灵魂的救世主 |
| SLS | Steven Lambeck Site | Steven Lambeck现场 |
| SLS | Sim Lim Square | 森林广场 |
| SLS | Severed Life Support | 终止生命支持 |
| SLS | Saint Lawrence Seaway Development Corporation | 圣劳伦斯航道发展公司 |