Application of plackett burman design for determining key factors of ultrasonic extraction of apple polyphenol 设计法筛选超声波提取苹果多酚工艺的主要影响因子
2.
That was it . my touching memory about oleanders was overlaid by a brilliant cloth of sino - burman friendship . from then on i began to love oleanders more than ever 就这样，在对于夹竹桃的婉美动人的回忆里，又涂上了一层绚烂夺目的中缅人民友谊的色彩。我从此更爱夹竹桃。
3.
The factors affecting the trehalose production were studied in this paper . the placket - burman design method and respond surface analysis method were used to optimize the medium and the reaction conditions were optimized too 应用正交设计、 plackett - burman实验设计和响应曲面分析法确定了最佳的培养基配方，并对反应条件进行了优化研究。
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