美[?k?str?kt?v] 1 . Extractive matter. Alcohol soluble, other solvents, nonvolatile ether extractive .
萃取物質, 溶于酒精, 其他溶解物, 不易揮發的乙醚.
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2 . METHODS: Its optimal extractive condition was found by right - cross test.
方法: 用正交試驗法得到最佳提取條件.
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3 . Extractive distillation is an important separation process in chemical industry.
萃取精餾是化學工業中重要的分離方法之一.
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4 . Extractive industry, however, is not confined to the extraction of materials.
不過, 采掘業并不限于采掘原料.
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5 . Molecular design for extractive distillation could decrease experimental working.
萃取精餾的分子設計能夠減少實驗工作量.
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1.提取物，浸出物：有機組織或混合物中需用特殊方法提取的少量物質
