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  4. Standard "GBJ 321-1990"
WITHDRAWN GBJ 321-1990 1.1.1990 preview

GBJ 321-1990

Quality inspection and assessment of prefabricated concrete structural members

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STANDARD published on 1.1.1990


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The information about the standard:

Designation standards: GBJ 321-1990
Note: WITHDRAWN
Publication date standards: 1.1.1990
SKU: NS-1238797
Country: Chinese technical standard
Category: Technical standards GB

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