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Technical code for retrofitting of heating system on energy efficiency
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STANDARD published on 8.8.2013
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Designation standards: GB/T 50893-2013
Publication date standards: 8.8.2013
SKU: NS-1174966
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2026-07-05 (Number of items: 2 286 116)
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