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Engineering, 17.06.2021 03:40 niceguy1997

Mn cho mình hỏi nếu E mắc ngược như hình thì sẽ như nào ạ?


Mn cho mình hỏi nếu E mắc ngược như hình thì sẽ như nào ạ?

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Mn cho mình hỏi nếu E mắc ngược như hình thì sẽ như nào ạ?
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