- Solvent extraction is an effective way to treat and recover the p-nitrophenol from high content wastewater at present.
溶剂萃取法是目前回收处理含高浓度对硝基酚废水的有效方法。
- The extraction solvent of chemical extraction had pois on which could cause some pollution and toxicity.
化学萃取法的提取溶剂有毒，会造成一定的污染和毒害。
- Conclusion Enzymolysis is superior to ethanol extraction.
结论酶解法明显优于传统的乙醇提取法。
- The flavonoids were extracted bythe ultrasonic extraction method, and then the flavonoid extract was made.
采用超声波提取法进行提取总黄酮，制得黄酮浸膏。
