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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 1555-2009 |
Testing methods for determining the orientation of a semiconductor single crystal 半导体单晶晶向测定方法 |
China National Standards Testing methods single |
 English PDF |
| GB/T 6973-2005 |
Testing methods of single seed drills(precision drills) 单粒(精密)播种机试验方法 |
China National Standards Testing methods single |
English PDF |
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