请输入您要查询的字词:
单词
luminous maintenance rate
释义
luminous maintenance rate
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。
随便看
total output
total output of services in support of agriculture, forestry, animal husbandry and fishery industries
total ozone column concentration
total payoff
total permutation
total perspective
total phosphorus and total nitrogen measuring instrument in seawater
total phosphorus in water
total pollutant emission control system
total pollutant load limits of water function zone
total Pontryagin class
total population of a city
total pore volume
total positivity
total-power receiver
total-power telescope
total predicate
total pressure
total pressure distortion
total pressure gauge
total pressure loss coefficient
total pressure recovery coefficient
total pressure recovery coefficient of turbine guide vanes
total pressure ventilation
total price volume
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/7/4 12:41:57