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Database: 189759 (19 Oct 2025)
QB 589-1981
Chinese Standard: 'QB 589-1981'
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Standard Title (Description)
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Related Standard
QB 589-1981
English
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Days<=3
(Self-ballasted fluorescent high pressure mercury lamp)
QB 589-1981
Obsolete
QB 589-1981
SIMILAR
unprotected-true-PDFs:
GB/T 43081-2023
GB/T 43017-2023
GB/T 7000.204-2023