The ultrasonic applications for extraction of essential oil, natural pigment, polysaccharide, flavonoids, alkaloids, polyphenols, organic acids, vegetable oil, etc. were introduced.

• 介绍了超声波用于精油、天然色素、多糖、总黄酮、生物碱、多酚、有机酸、油脂等成分提取的应用情况。