vari - wada
- variable
- variable angle launcher
- variable ballast tanks
- variable cargo tank
- variable current
- variable delay multivibrator
- variable depth
- variable depth sonar
- variable error
- variable frequency generator
- variable frequency oscillator
- variable fuel oil tank
- variable load
- variable motion
- variable pitch
- variable pressure water tunnel
- variable range ring
- variable resistance
- variable resistor
- variable star
- variable sweep hydrofoil
- variable tanks
- variable ventilated propeller
- variable visibility
- variable water intake
- variable weather
- variable wind
- variable-angle nozzle
- variable-area nozzle
- variable-ballast water
- variable-delivery pump
- variable-depth asdic
- variable-depth trawl
- variable-displacement indicator
- variable-displacement pump
- variable-intensity indicator
- variable-output pump
- variable-pitch impeller
- variable-pitch propeller
- variable-pitch reversing propeller
