Extractive method

• 提取方法

Extractive method的用法和样例：

例句

1. This paper studies the method of extraction of ricinine in castor pomace.
   本文研究了蓖麻渣和蓖麻籽中蓖麻碱的提取方法。
2. A self-adaptive feature extraction method based on power spectral centroid is proposed.
   摘要提出一种基于功率谱重心的自适应特征信息提取方法。