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光通维持率
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光通维持率
Encyclopedia
工学
【LED可靠性试验】
释
luminous maintenance rate
光通维持率
发光器件(灯)在规定条件下点亮,其光通量是随着工作时间的增加而逐渐衰减的,在寿命期间内特定时间的光通量与该灯的初始光通量之比。
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Pequot War
PER
Per
peracetic acid
peracid
peracidity
peragration
Perak People's Uprising
Perak Sungai
peralkaline
perambulator
peramine
peraphyllum
P / E ratio
perbenzoic acid
perbromic acid
per-call key
per capita disposable income
per capita effective refuge area
per capita expenditure of domestic tourists
per capita residential land control index
per capita urban park area
perceived control
perceived noise level
perceived organizational support
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