“annual operational cost of hydropower station”的概念、定义、翻译、参考文献-科学参考

单词	annual operational cost of hydropower station
释义	annual operational cost of hydropower station Encyclopedia 工学水电站效益释 annual operational cost of hydropower station水电站年运行费水电站为维护、管理及运行而支出的费用。又称年经营成本。
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