The general properties of tea polyphenols have been introduced. The extraction and application of tea polyphenols are reviewed.
2
综述了茶多酚的提取方法研究进展，并且简要介绍其功能、性质和结构。
This paper mainly reviewed the extraction of tea polyphenols, its structure, character and uses were also briefly introduced .
3
采用正交试验，比较相同因素水平下水提与醇提茶多酚的提取率，结合生产成本，对两种工艺进行优劣评价。
To compare the extracting rate of water-extracting and alcohol-extracting by orthogonal test, the two kind of technics were evaluated according to manufacture cost.
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