The researchers start off by drying their coffee grounds overnight and then pour in some common chemical solvents, such as hexane, ether and dichloromethane, to dissolve the oils.
研究人员使用的方法是将咖啡渣隔夜使其干燥，然后放入一些常见的化学溶剂中，例如正己烷、乙醚和二氯甲烷，来溶解咖啡渣中的油类成分。
Silicone polyesters resins are the reaction product of organo-siloxane intermediates and a suitable polyester resin intermediate (typically characterized by the absence of drying oils).
硅改性聚酯树脂是有机硅氧烷和相应的聚酯树脂中间产物反应而得到的产品。
Tomatoes were dryed into the powder by using the technology of the vacuum freeze-drying, then the lycopene was extracted from the powder using the vegetable oils.
采用真空冷冻干燥技术将番茄制成粉，并利用植物油脂将番茄粉中的番茄红素提取出来。
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