方法：采用正交设计法，以加水量、浸泡时间、煎提时间为可变因素，选用L9(34)表进行试验。
Methods: Use orthogonal test, act the swimming ability, soak time, decoct extraction time as changing factor, select L9 (34) table to conduct test.
试验采用正交设计表法，选用L9(34)正交表安排试验，4次重复。
The experiment is adopted orthogonal Design and chosen L9 (34) orthogonal tables to repeat 4 times.
每一轮正交设计中，探索设计空间的试验点依据正交表围绕一个中心点产生，设计变量的取值范围逐渐减小。
In each times of orthogonal design, the experimental points which detect the design space are generated according to the orthogonal table around a central point and the range o.
本文把在试验设计中经常使用的正交设计技术应用于最优化，提出了一种新的优化方法——正交表法。
The orthogonal design technique which was often used in experimental design is adopted in optimization and a new method of numeric optimization -the Orthogonal Table is proposed.
根据四因素三水平正交表设计试验。
The experiment was designed according to four factors and three levels orthogonal table.
采用正交分析表设计单指标多因素试验，通过荷兰法和瑞典法计算加筋边坡的稳定安全系数。
Based on the factors of reinforced slope computed with Holland method and Sweden method, the tests of single index and multiple factors were designed according to orthogonality table in the paper.
本文利用正交试验，将析因设计、区组设计及统计分析统一于一张正交表上。
As we all know, the statistical analysis of an incomplete block design is quite troublesome, especially for a partially balanced incomplete block design.
本文利用正交试验，将析因设计、区组设计及统计分析统一于一张正交表上。
As we all know, the statistical analysis of an incomplete block design is quite troublesome, especially for a partially balanced incomplete block design.
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