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2025-02-11 |
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武漢漢陽區(qū)維修電工培訓(xùn)學(xué)校
瓦斯保護(hù):它主要保護(hù)變壓器內(nèi)部短路和油面降低的故障。當(dāng)油箱內(nèi)故障產(chǎn)生輕微瓦斯或油面下降時(shí),應(yīng)瞬時(shí)動作于信號;當(dāng)產(chǎn)生大量瓦 |
2025-02-11 |
![](http://www.c2eth.com/file/upload/201803/11153791663.jpg.thumb.jpg) |
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2025-02-11 |
![](http://www.c2eth.com/file/upload/201803/11153791663.jpg.thumb.jpg) |
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2025-02-09 |
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2025-02-09 |
![](http://www.c2eth.com/file/upload/201803/11153791663.jpg.thumb.jpg) |
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2025-02-09 |
![](http://www.c2eth.com/file/upload/201803/11153828663(1).jpg.thumb.jpg) |
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2025-02-09 |
![](http://www.c2eth.com/file/upload/201803/11153861663.jpg.thumb.jpg) |
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2025-02-06 |