中文: abbr. Senate Press Secretaries Association 参议院新闻秘书协会; signal phase statiscal analyzer 信号相位统计分析仪
中文: abbr. Salisbury Plain Training Area 索尔兹伯里平原训练区; social perspective-taking ability 获取社会前景能力; Southern Pressure Treaters Association 南方强制谈判者协会; Shanghai Post and Telecommunication <中国>上海邮电局
中文: abbr. shortest processing time first 最短处理时间优先; signal processing test facility 信号处理测试设备; spectrum transfer function 光谱传递函数