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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 8320-2025 |
Copper-Tungsten and Silver-Tungsten Electrical Contacts {译} 铜钨及银钨电触头 |
China National Standards Copper tungsten silver |
 English PDF |
| GB/T 8320-2017 |
Copper-tungsten and silver-tungsten electrical contacts 铜钨及银钨电触头 |
China National Standards Copper tungsten silver |
English PDF |
| GB/T 8320-2003 |
Copper-tungsten and silver-tungsten electrical contacts 铜钨及银钨电触头 |
China National Standards Copper tungsten silver |
English PDF |
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