The extraction of flavone by methanol from sweet carambola leaves was studied by a single factor test and orthogonal design test.
利用甲醇浸提、单因素试验和正交试验探讨了从甜杨桃叶中提取黄酮的最佳工艺条件。
2
We have seen for instance, that the duration of the extraction (and archiving) of a single mail will highly depend on the number of mail recipients.
例如，我们已经看到，提取(和归档)单独一封邮件所需的时间很大程度上取决于邮件接收者的数量。
3
Interesting data can often be isolated to single or tags deeply nested in the HTML tree, allowing the extraction process to work exclusively within a small portion of the document.