Analytic hierarchy process is applied to the design of orthogonal test in research in double needle bed-long pile warp knitting and the conditions for obtaining clear yarn appearance are obtained.

在双针床经编单面添纱编织研究中采用层次分析法对正交试验的设计方案进行评分，然后得出双针床经编单面添纱织物纱线显露清晰的工艺条件。

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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。

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The orthogonal test design method is very suitable to be popularized and applied in minor enterprises because of its features of scientific method, easy operation, lower cost and striking effect.

正交试验设计法以其方法科学、操作简便、费用节省、效果显著等特点，十分适合在小企业推广运用。

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