auto - bala
- auto alarm
- auto bias circuit
- auto compensation logging instrument
- auto compound current transformer
- auto expand materials
- auto expand modifiers
- auto manual system
- auto pilot
- auto polarization compensator
- auto re connect
- auto recloser
- auto reclosing
- autocode
- autocollimator
- autocorrelation
- autocorrelation function
- autocorrelator
- autoexcited transductor
- autoformer
- autogenous welding
- automata
- automata theory
- automated batch mixing
- automated circuit card etching layout
- automated communication
- automated data management
- automated data medium
- automated design
- automated design engineering
- automated direct analog computer
- automated engineering design
- automated machine
- automated tape library
- automatic a.c.d.c.B H curve tracer
- automatic adjustment
- automatic alarm
- automatic aligning
- automatic analyser
- automatic arc welding machine
- automatic assembling
