采用复因子试验设计中的析因试验设计，为二因子有重复的试验设计。
Experiment design of factor analysis, a multiple factor design, was adopted, in which two factors were repeated in experiments.
方法：使用超高效液相色谱仪（UPLC），采用析因试验设计，考察了丹参饮片在不同加水倍数、煎煮时间、煎煮次数下的煎出液中丹酚酸B、丹参素、原儿茶醛等多种成份的含量变化规律。
Methods By means of UPLC, apply factorial experiment design to investigate overall the changing rule of the contents of salvianolic acid B, tanshinol, protocatechualdehyde and etc.
通过室内模拟试验，利用析因设计法研究了魔芋超强吸水剂(KSAP)对土壤保水性能的影响。
By the laboratory experiments, the effects of konjac super absorbent polymer (KSAP) on water preservation in soil were studied using factorial designed experiment.
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