AC electrified railway system
AC high speed railway system
railway system water supply and drainage
3ccd camera pan-tilt control system
3-layered computer optimal control system
840D numeric control system
840D numerical control system
Aautomatic flight control system
AC motor speed control system
AC servo control system
AC speed control system
AC Supervise and Control System
AC variable frequency speed control system
AC variable speed control system
AC vector control system