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primary standard of luminous exposure
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primary standard of luminous exposure
Encyclopedia
工学
光度计量
释
primary standard of luminous exposure
曝光量基准
复现曝光量单位量值的装置。可用以评价感光材料的的感光特性,并传递曝光量量值,校准各级曝光测量仪器。
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population size
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Population systems engineering
population systems engineering
population theories
population theories of Keynes school
population thought in ancient China
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population viability analysis
population vulnerability analyses
population Ⅰ
population Ⅰ object
population Ⅰ star
population Ⅱ
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