vari - volu
- variable
- variable autotransformer
- variable capacitance transducer
- variable capacitor
- variable capacity
- variable coefficient
- variable command control
- variable costs
- variable coupling
- variable delay
- variable density track record
- variable error
- variable excitation
- variable field
- variable frequency drive
- variable grid
- variable inductance
- variable intermittent duty
- variable losses
- variable modulation
- variable mu tube
- variable parameter
- variable reactor
- variable reflectivity mirror
- variable resistance
- variable resistor
- variable shaped electron beam exposure system
- variable speed motor
- variable speed scanning
- variable speed servomotor
- variable temporary duty
- variable threshold logic
- variable transformer
- variable value control
- variable voltage
- variable voltage control
- variable wiggler magnet
- variable wired resistor
- variance
- variance of voltage deviation
