Single Person of Contact单人的联系 Single Point Of Contact单一的接触点 Shuttle Payload of Opportunity Carrier (NASA)航天飞机载荷的载体(NASA)的机会 Sensorless Pump Off Controller (oilfield controller)无泵了控制器(油田控制器) State Police Officers Council (Iowa)爱荷华州警察委员会() Search and Rescue Point of Contact搜索和援救的接触点 Science Planning and Operations Center科学规划、运营中心 Special Access Required (SAR) Programs Oversight Committee (USAF)特殊的存取要求(SAR)项目监督委员会(美国空军) Saturn Performance Owners Club土星性能所有者俱乐部里 Sydney Paralympic Organising Committee悉尼残奥会组委会 Single Point Of Control单点的控制 Space Operations Center[计] 航天操作中心 Space Program Operations Contract (NASA)太空计划(NASA)操作合同 Single Point Orbit Calculator单点轨道的电子计算器 Self-Propelled Outdoor Club推进的户外的俱乐部