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Technical guidance for the utilization of coal mine water
Translate name
STANDARD published on 15.5.2015
Designation standards: GB/T 31392-2015
Note: WITHDRAWN
Publication date standards: 15.5.2015
SKU: NS-648210
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2026-11-11 (Number of items: 2 209 289)
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