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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 22709-2008 |
Residual strength of string insulator units of glass or ceramic material for overhead lines after mechanical damage of the dielectric 架空线路玻璃或瓷绝缘子串元件绝缘体机械破损后的残余强度 |
China National Standards Residual strength string |
 English PDF |
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