Senior Executive Service (US government)高级管理人员的服务(美国政府) Satellite Encryption System卫星加密系统 Service Engine Soon发动机故障指示灯 Student Electronic Services学生的电子服务 Spring Effect Strength弹性效果力度 Space Environment Simulator航天环境模拟器 Severely Errored Second严重误码秒 Selected Educational Statistics (India)选定的教育统计(印度) Steam Electric Station汽电车站 Standards Engineering Society标准工程学会 Safety and Enforcement Statistics (UK)安全和执法统计(英国) Societe Europeenne des Satellites法国市场des的卫星 Support Electronics Subsystem支持电子子系统 Smile Empty Soul (band)灵魂(带)的空微笑 Suffield Experimental Station (Canada)Suffield试验(加拿大)