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Keyword:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| JY/T 0524—2022 |
chalk writing board {译} 粉笔书写板 |
China Education Industry
Standards chalk |
 English PDF |
| SN/T 1938-2007 |
Quarantinerotocol for chalkbrood disease of bees 蜜蜂白垩病检疫规范 |
China Import Export Inspection
Standards chalk |
English PDF |
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