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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| QB/T 4250-2011 |
500kV transformer coil winding paper 500kv变压器匝间绝缘纸 |
China Light Industry
Standards 500kV oil |
 English PDF |
| QB/T 3520-1999 |
(500kV oil-paper insulation paper sleeve) 500kV油纸套管绝缘纸 |
China Light Industry
Standards 500kV oil |
English PDF |
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