Solid-State Circuits Society (IEEE)固态电路的社会(IEEE) Seabed Scour Control Systems (UK)海床冲刷控制系统(英国) South Shore Community Services LLC南海岸社区服务公司 Service Specific Convergence Sublayer (ATM)服务的具体收敛乔木(ATM) Spread Spectrum Communications System扩频通信系统 Spread Spectrum Cellular System扩频细胞系统 Special Security Communications System特别安全通讯系统 Space to Space Communications System空间之间的通信系统 Sea Shepherd Conservation Society (Environmental Group)海上牧者保育协会(环保团体) Standish- Sterling Community Schools社区学校——英镑Standish