Copper smelters are paying record sums to turn raw concentrate into the red metal, following moves by China to try to dominate the global market through a huge building programme of processing facilities.
隨著中國試圖通過一項龐大的加工設施建設計劃主導全球市場，銅冶煉廠正在爲將銅精礦轉化爲紅色金屬支付創紀錄費用。
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