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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| NY/T 1516-2020 |
Green food frogs and products {译} 绿色食品 蛙类及制品 |
China Agriculture Industry
Standards frogs |
 English PDF |
| TB/T 447-2004 |
Technical specification for the solid manganese steel frogs 高锰钢辙叉技术条件 |
China Railway & Train
Standards frogs |
English PDF |
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