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下进行一一说明：1、亮度led灯亮度包括：亮度l：发光体在特定方向单位立体角单位面积内的光通量。单位：尼脱(cd/㎡)。光通量φ：发光体每秒钟所发出的光量的总和。单位：流明(l
http://blog.alighting.cn/221382/archive/2015/9/2/374180.html2015/9/2 14:18:50
中，vf是几个led串的电压；if为led的电流；vin为输入电压。2. LM317或LM317hv如图6所示，将LM317hv稳压器用作led驱动器。LM317hv将Adj与out之
http://blog.alighting.cn/q89481240/archive/2011/7/19/230158.html2011/7/19 0:15:00
、denso bht-302b数据采集器、denso bht-303b数据采集器、denso bht-303bb数据采集器、denso bht-303bw数据采集器、dens
http://blog.alighting.cn/gzmilliontech/archive/2011/5/5/174313.html2011/5/5 12:27:00
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o coAch hAndbAgs kowtow to A doctor, to heAd A blood-soAked, doctor just sigh. fAther mA
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some of which Are sed clotheso smAll thAt one hAs A hArd time seeing them thro ed hArd
http://blog.alighting.cn/nihao85422/archive/2010/5/20/45070.html2010/5/20 16:05:00
ckj5系列真空交流接触器 简单介绍ckj5系列真空交流接触器(以下简称接触器)，主要用于交流50hz，额定工作电压至1140v，额定工作 电流至630A的电路中，供远距离接通和
http://blog.alighting.cn/dongyagk01/archive/2010/6/18/50889.html2010/6/18 10:30:00
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. while durAble And held deAr, the pAstorAl let hAve mAnAged to mAke sAfe A methodicAl An
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http://blog.alighting.cn/redcar/archive/2010/1/1/22997.html2010/1/1 12:48:00
