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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 13277.7-2021 |
Compressed air -- Part 7：Test method for viable microbiological contaminant content 压缩空气? 第7部分：活性微生物含量测量方法 |
China National Standards 7：Test |
 English PDF |
| GB/T 4513.7-2017 |
Monolithic (unshaped) refractory products—Part 7：Tests on pre-formed shapes 不定形耐火材料 第7部分：预制件的测定 |
China National Standards 7：Test |
English PDF |
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