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International Standard Category: Seismic and vibration protection

GB/T 19531.4-2004    Technical requirement for the observational environment of seismic stations Part 4:Underground fluid observation
地震台站观测环境技术要求 第4部分:地下流体观测 ;
Category No.:91.120.25 Valid Status:valid
Issued Organization:AQSIQ, SAC Issued Date:2004-6-21
Implemented Date:2004-9-1 Abolished Date:
Superseded Standard.: Superseded Date:
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