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Operation rules of construction and installation of biogas pipelines for peasant household
Translate name
STANDARD published on 14.4.1987
Designation standards: GB/T 7637-1987
Note: WITHDRAWN
Publication date standards: 14.4.1987
SKU: NS-889632
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2024-09-05 (Number of items: 2 346 132)
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