英和和英

a filter

a cut-off

an apparatus for performing a titration

reversing-gear

a device used as a directional guide

steering-gear

a display unit

a mechanical device called a "mixed head"

a piece of equipment used to control something

a device for winding a spring

a device called a ruby laser

a scanning device for protecting against reproduction, {called copy code scanner}

a device for rolling the film of a camera called a {trigger}

an apparatus for the electrical transmission of pictures

a {running gear} called caterpillar

gearing

a device for {recording sound}

a device called thermostat

an apparatus called frequency converter

an apparatus that changes the wave length of a radio signal

a device called thermo switch

a mechanical device that cleans the windshield

an oilrig

an electric equipment device called brush

an instrument called a crystal converter

an apparatus called particle accelerator

an innovative device

a device that crushes something

a device that muffles sound, called silencer

an apparatus that eliminates unpleasant odors