HSD俄文缩写是什么意思

这是英文缩写词
***** HSD Human Services Department
***** HSD High Speed Data
**** HSD Hybrid Synergy Drive (Toyota/Lexus)
**** HSD High School Diploma
**** HSD Hillsboro School District (Hillsboro, OR)
**** HSD Historical Society of Delaware
**** HSD High Speed Diesel

***** NSX National Stock Exchange (Jersey City, NJ and Chicago, IL)
*** NSX Newcastle Stock Exchange (Australia)
*** NSX New Sportscar eXperimental (concept name for Acura vehicle; originally NS-X)
** NSX N Syndrome
** NSX Namespace Extension (Windows Shell Programming)
** NSX Non Simultaneous Exchange (house swapping; various locations)

***** HSD Human Services Department
***** HSD High Speed Data
**** HSD Hybrid Synergy Drive (Toyota/Lexus)
**** HSD High School Diploma
**** HSD Hillsboro School District (Hillsboro, OR)
**** HSD Historical Society of Delaware
**** HSD High Speed Diesel