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International Standard Category: Cement. Gypsum. Lime. Mortar

JC/T 452-2009    Ranking of common Portland cements
通用水泥质量等级;
Category No.:91.100.10 Valid Status:valid
Issued Organization:NDRC Issued Date:2009-12-4
Implemented Date:2010-6-1 Abolished Date:
Superseded Standard.: Superseded Date:
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