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光通维持率
释义
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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Theory of Stable Heavens
theory of star-streaming
theory of state formation
theory of statistical decision
theory of statistical experiments
theory of statistical inference
theory of stellar atmospheres
theory of stellar evolution
theory of stellar interior structure
theory of structures
theory of subordinate joint offender
theory of surfaces
theory of sustainable development
theory of tabula rasa
theory of team production
theory of technical progress induced by element scarcity
theory of technology
theory of terpidation
theory of testing hypothesis
theory of textile and steel industry
theory of the cycle of Erosion
theory of the cycle of erosion
theory of the digital survival
theory of the figure and rotation of celestial body
theory of the figure of the earth
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