请问高手：smu是什么单位？

Acronym Definition
SMU Saint Mary’s University (Halifax, Nova Scotia)
SMU Saint Mary’s University of Minnesota
SMU Secure Mobile Unit
SMU Sediment Management Unit
SMU Sekolah Menengah Umum (Indonesian High school)
SMU Selective Mining Unit
SMU Service Meter Unit
SMU Services Médicaux d’Urgence (French: Emergency Medical Services)
SMU Singapore Management University
SMU Single-Word, Multiple-Bit Upset
SMU Solid (Waste) Management Unit
SMU Source Measurement Unit
SMU Southeastern Massachusetts University (formerly used, now Umass)
SMU Southern Methodist University
SMU Southern Mississippi University
SMU Space Management Utility
SMU Space Self Maneuvering Unit
SMU Special Management Unit
SMU Special Mission Unit (US DoD)
SMU Storage Management Unit
SMU Strategic Market Unit
SMU Subscriber Module Urban
SMU Super Millionaire University (fictional, from TV show Gilligan’s Island)
SMU Svenska Missionskyrkans Ungdomsförbund (Swedish Christian Youth Organisation)
SMU Switch Multiplex Unit
SMU Switch Multiplexer Unit
SMU System Managed Undo (Oracle Databases)
SMU System Management Utility
SMU System Measurement Unit

选个合适的吧

好像是浊度单位，可查询