国航机务英语第一册-基础入门词库 Part 1词汇表

or but for example first use unscrew tighten test switch on switch off subtract show replace remove read put on put in press multiply loosen label insert divide check change add next usually always some red other old new more green equal electronic electrical different correct ceramic black approximate division subtraction addition calculation wire polarity glass torch terminal tape table size segment refrigerator rating lead plug plate nut crystal liquid diode key iron inch eject drawing digit diagram device cover cooker clamp cassette fuse cartridge cap button bulb bolt answer ampere up to turn on turn off supply sharpen hold drive cut bend on off slow sharp rotary fast blunt wood metal masonry electricity trigger tool switch sharpener hole hacksaw grindstone grinding gearbox gear frame fan electric control chainsaw bowl blender bit weigh very about triangular rectangular circular temperature speed people window weight upright tonne thermometer spring speedometer platform parcel pan kilometre kilogram hook gram full stop degree Celsius Celsius degree comma case letter capital bathroom balance arm therefore also measure adjust wide width height word vernier scale radius pipe number millimetre leg jaw internal house figure external diameter decimal cylinder cube caliper bridge box battery screw long high thin thick dotted broken zero ten nine eight seven six five square ruler rectangle projector point pencil pen nib metre line handlebar circle centimetre book small large four three two one scooter saddle rotor propeller pedal lorry wheel helicopter tricycle fin tractor boat tandem aerial have and is television telephone screwdriver screen saw radio motorcycle lens knife handle exhaust engine drill