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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 30040.7-2013 |
Leak detection systems―Part 7：General requirements and test methods for interstitial spaces，leak protecting linings and leak protecting jacket 双层罐渗漏检测系统 第7部分：双层间隙、防渗漏衬里及防渗漏外套的一般要求和试验方法 |
China National Standards spaces，leak |
 English PDF |
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