Letan hydropower station is river bed type water-retaining power house with a total installed capacity of 600MW and 250t navigation lock scale.是什么意思_Letan hydropower station is river bed type water-retaining power house with a total installed capacity of 600MW and 250t navigation lock scale.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句