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Database: 189760 (25 Oct 2025)
JC/T 637-2009
Chinese Standard: 'JC/T 637-2009'
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Related Standard
JC/T 637-2009
English
359
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Days<=3
Autoclaved sand-lime perforated brick
JC/T 637-2009
Obsolete
JC/T 637-2009
SIMILAR
unprotected-true-PDFs:
GB/T 23451-2023
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GB/T 750-2024