phas - plug
- phase
- phase adjustment
- phase advance
- phase advancer
- phase analysis
- phase angle
- phase balancer
- phase balancing
- phase band
- phase belt
- phase break
- phase change
- phase changer
- phase coefficient
- phase comparator
- phase concidence
- phase conductor
- phase conductor discontinuity protection
- phase conjugation method
- phase constant
- phase constant per section
- phase control
- phase correction
- phase corrector
- phase current
- phase delay
- phase deviation
- phase discrimination
- phase displacement error
- phase displacement group
- phase equalizer
- phase factor
- phase insulated terminal box
- phase lead
- phase leading
- phase line length
- phase meter
- phase monitor
- phase network
- phase of a garmonic
