Symmetric Multiprocessing对称多处理 Symmetric Multi-Processor对称多处理器 Sine Mascula Prole (Latin: Without Male Issue)(拉丁文Prole Mascula正弦没有男性问题) Simultaneous Multi-Processing同步多处理器 Self Propelled Mortar自行迫击炮 Symmetric Multi-Processing对称式多重处理架构 Surface-Mount Package表面安装外壳 Super Mixed Paper高级废杂纸 Sellafield MOX PlantSellafield MOX植物 Safety Management Program安全管理程序 Software Management Plan软件管理计划 Schweizer Milchproduzenten (Federation of Swiss Milk Producers)Schweizer Milchproduzenten瑞士牛奶生产商(联盟) Staff Monitored Program (IMF)员工监控程序(IMF) Significant Market Power (European telecommunications market)巨大的市场力量(欧洲电信市场) Svensk Maskinprovning AB (Swedish Machinery Testing Institute)Svensk Maskinprovning AB型(瑞典机械测试研究所)