1) heat reflux extraction
热回流提取
1.
Microwave-and ultrasonics-assisted extraction(MAE and UAE) and heat reflux extraction(HRE) techniques were respectively used for simultaneous extraction of five polyphenolic acids,i.
微波、超声波和热回流提取技术分别用于提取杜仲中的绿原酸、咖啡酸、没食子酸、原儿茶酸和香草酸,并用高效液相色谱进行分析。
2) water bath reflux method
热回流提取法
1.
Methods 95% ethanol was used as solvent,and the water bath reflux method and ultrasonic vibration method were compared.
方法分别使用超声提取法和热回流提取法,以95%的乙醇为溶媒,考察了药材粒度及提取时间对大黄蒽醌类成分提取率的影响,比较了两种方法的提取率。
3) heat reflux extraction method
回流提取
1.
By contrast,the yields of flavonoids by heat reflux extraction method and ultrasound extraction method are 7.
研究了高压均质提取山楂叶中有效成分的最佳工艺,通过将高压均质提取法与热回流提取、超声提取法进行比较,总黄酮提取率比为8。
4) Reflux extraction
回流提取
1.
Reflux extraction method and D-101 type of macroporous resin were used to extract and purify glycyrrhizic acid from liquorice.
采用回流提取和D-101型大孔树脂从甘草中提取和纯化甘草酸。
2.
The optimum extraction process is as follows: adding 8 times amount of 55% alcohol into Chinese medical materials,reflux extraction 3 times 2h per ti.
以总黄酮为指标,优化聚花过路黄醇提取工艺条件,采用正交设计法进行试验;结果表明:过路黄的乙醇回流提取最佳工艺条件为乙醇体积浓度的55%左右,提取次数为3次,溶剂用量为投料量的8倍,提取时间为每次2 h;按优化条件测定的重庆产聚花过路黄总黄酮的质量分数为10。
3.
Method: Comparing the content of lignans,the alcohol concentration,reflux extraction time and granularity were investigated by orthogonal experiment.
目的:筛选出回流提取南五味子中木脂素的最佳工艺。
5) hot dipping law/backflow extraction process
热浸法/回流提取法
补充资料：负温度系数热敏电阻陶瓷(见热敏陶瓷)
负温度系数热敏电阻陶瓷(见热敏陶瓷)
thermo-sensitive ceramics with negative temperature coefficient
负温度系数热敏电阻陶瓷thermo一sensitiveeeramies with negative temperature eoeffieient在某一特定温度范围，电阻率随温度的升高而明显减小的热敏陶瓷。简称NTC陶瓷。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条