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 effect of different heating temperature on garlic freeze drying time was studied by single factor test.

通过单因素试验，探讨了不同加热温度对大蒜冻干时间的影响。

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The processing technology and stability of tomato milk were researched with single factor test and orthogonal test.

采用单因素试验和正交试验，对番茄果奶生产工艺及其稳定性进行了研究。

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That's just one factor in a test.

WSJ: Why Small Businesses Are Scared of the New Health-Care Law

Flanker Ally Hogg believes inexperience was a factor in that first Test loss in Rosario.

BBC: Coach Hadden to stick with squad

As one factor among many, test scores can provide useful data, but as the primary means of evaluating teachers test scores are too unreliable.

FORBES: New York City to Roll Out New Tests to Rate Teachers