10 kV rural overhead line circuit
750 kV double circuit line on the same tower
A line used as both sterile and maintaining line
agonic line {agonic line of no declination}
Dual purpose line with nucleic male sterile line
Fault Cutoff Line Allan Line
Male sterility line and maintainer line
velocity line of arc line short band
enlarged circuit and compensation circuit
active drain hold-up tank
active-effluent drain pipe