ประโยคภาษาจีน : 中文句子 |
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cǎi yòng 采用 róng jì 溶剂 cuì qǔ 萃取 fǎ 法 jiāng 将 dī 低 pǐn wèi 品位 tóng kuàng 铜矿 jìn chū 浸出 yè 液 zhuǎn huà 转化 chéng 成 gāo nóng dù 高浓度 liú suān tóng 硫酸铜 róng yè 溶液 |
High concentration copper sulfate solution was prepared by solvent extraction using leaching solution of low grade copper ore. |