蒸汽夹层锅具有受热面积大，蒸发快及液体静压小等特点，被广泛用于浸入制剂中浸出液的浓缩。近几年来，笔者用夹层锅代替铁锅，蒸、煮、炖、制某些中药材，收到了较好的效果。１蒸黄精取黄精先除去杂质，洗净泥沙。按每１００ｋｇ黄精加黄酒２０ｋｇ计算，将药材和黄酒... Steam sandwich pots have features such as large heated area, fast evaporation and small hydrostatic pressure, and are widely used for the concentration of leachate in immersion preparations. In recent years, the author has used sandwich pots instead of iron pans, steamed, boiled, stewed, and brewed certain Chinese herbal medicines and received good results. 1 steamed yellow extract Huang Jing first remove impurities, wash sediment. Calculated with 20kg per 100kg of Huangjing plus rice wine, will be herbs and rice wine...