以下为句子列表：
英文: Bright Stock Refined,high viscosity lubricating oil usually made residual stocks by suitable treatment,such as a combination of acid treatment or solvent extraction with dewaxing or clay finishing.
中文: 光亮油通常由渣油经加工处理而制成的精炼、高粘度润滑油。加工处理的方式包括：酸处理（或溶剂萃取）脱蜡（或粘土精制）相结合。
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英文: Bright Stock Refined，high viscosity lubricating oil usually made from residual stocks by suitable treatment，such asa combination of acid treatment or solvent extraction with dewaxing or clay finishing.
中文: 光亮油通常由渣油经加工处理而制成的精炼、高粘度微个个润滑油。加工处理的方式包括：酸处理(或溶剂萃取)与脱蜡(或粘土精制)相结合。
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英文: In solvent extraction in the manufac ure of numerous natural and synthetic products such as antibiotics,hormones and vitamins.As a chemical intermediate in the production of plasticisers,flotation agents etc.
中文: 以溶剂萃取法生产抗生素,荷尔蒙及维生素等产品时所用之溶剂.作为制造增塑剂,浮选剂等之中间体.
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英文: The development of solvent extraction separation of alkaline earth elements was reviewed, according to the classification of extractants.
中文: 摘要本文就硷土金属离子萃取分离的进展情况，按萃取剂的分类进行了综述。
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英文: Determination of trace cobalt in high-purity samarium oxide and europium oxide by solvent extraction and graphite furnace atomic absorption spectrometry;
中文: 萃取分离-石墨炉原子吸收光谱法测定氧化钐和氧化铕中痕量钴
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