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International Standard Category: External water conveyance systems

SL 310-2004    Technical code for water supply engineering of town and village
村镇供水工程技术规范 ;
Category No.:93.025 Valid Status:superseded
Issued Organization:Ministry of Water Resources Issued Date:2004-11-11
Implemented Date:2005-2-1 Abolished Date:
Superseded Standard.:SL 310-2019
Superseded Date:2019-12-30
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