extractors

When using sorbitic extractors, try to teach and explain packing method.

在使用沙氏取器时，应作试教，讲解安装方法。

The paper analyses that flavone's total content measuring of Parthenocissus tricuspidate is extracted by scorbutic extractor and Cohobation method, measured by spectrophotometer.

采用索氏取法和取法对爬山虎中总黄含量进行了取,并用度法进行了测定。