光强lightintensity;intensityoflight常用词组光强标准standardofluminousintensity;光强波动light-intensityvariation;光强测定仪actinograph;actinoscope;光强测量luminousintensitymeasurement;光强（度）分配distributionofluminousintensity;光强级lightlevel;光强空间分布spatiallightintensitydistribution;光强灵敏度luminousintensitysensitivity;光强调节regulationofluminousintensity;光强调节器{电工}dimmerdividebyMultiplyby乘以divideby除以，Dividedby除以，DivisionRoundby循环照度illuminanceIllinoisInstituteofTechnology伊利诺斯理工学院illuminance照度illuminant照明剂illumination照度illuminatingsystem,照明系统illumination,照度Illuminance,E光强度单位：坎德拉candela,cd照度Illuminance,E照度单位：勒克斯Lux,lxintensityofilluminationintensity强度intensityofillumination照度interactionforce相互酌力亮度luminance.['lju:minəns]brightness亮度计{摄}luminancemeter;brightnessmeter;stilb-meter;LEDLED=LargeElectronicDisplay大型电子显示器;LightEmittingDiode发光二极管abbreviation[əˌbri:viˈeiʃən]n.缩写;缩写词荧光灯fluorescentlightfluorescence白炽灯incandescentlampincandescentbulb白炽灯泡incandescentlamp白炽灯incandescent炽热的incandescentD.J.[,ɪnkən'desənt]adj.<术>白热的;白炽的adj.12<正>十分明亮的,耀眼的3<正>感情强烈的;激情的1LED特性LuminousFlux30-60lm(1-2W)光通量LightEffect30-40lm/W光效Energy-convertedeffect能量转换效率15-20ColourTemperature色温4600-15000KRa显色性72Life寿命severaltenhoursor20hoursHeatheatquantityloss/heatloss80-90%Responsetimelessthan100msOrientatedcharacteristic:lensRelationshipbetweencurrentandlighteffectRelationshipbetweentemperatureandlighteffectConventionallightandtraditionallightlamphouse光源Spectrumcharacteristic.[ˈspektrəm]光谱特性470nm-575nmnanometerD.J.['nænə,mi:tə]K.K.['nænə,mitɚ]纳米Convenc2LED’sstrengthhighreliability,highlighteffect,lowheat,shortresponsetime,resistanttocollisioncollide,smallvolume,non-pollutedpollutantpollution3LED’sweeknessLowluminousfluxpoorRaandcolourtemperature(higherthanincandescentlamp,similartofluorescentlampandHID)4LED’sopticalcharacteristic(1)CharacteristicofcurrentandlightoutputWhencurrentislessthanratedvalue:currentisproportionablewithlightoutputWhencurrentislargerthanratedv