例句 /

Flavonoid has been extracted by ultrasonic extraction method from pomegranate seed and its content is determined by aluminum nitrate method.

Flavonoid has been extracted by ultrasonic extraction method from pomegranate seed and its content is determined by aluminum nitrate method.

摘要采用超声波法对石榴籽中的黄酮进行提取,并采用硝酸铝法测定了其含量。