能源和原料 - Europages

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能源和原料

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固體燃料天然大理石和石料寶石與礦石建築與土木工程原料核燃料水—生產和分配煤氣和石油—開採能源及原料進出口鐵礦石和有色金屬礦石電力—生產和分配電力—進出口