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![](https://rs.olm.vn/images/medal_ngoi_sao.png)
![](https://rs.olm.vn/images/medal_win_1.png)
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0
2024-01-01 09:56:30
theo mình thì bạn nên so sánh điều kiện phát triển,vùng nào có thế mạnh hơn,kể tên 1 số nhà máy thủy điện