ประโยคภาษาจีน : 中文句子 |
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chá duō fēn 茶多酚 shì 是 chá yè 茶叶 zhōng 中 zhǔ yào 主要 shēng lǐ 生理 huó xìng 活性 wù zhì 物质 qí 其 zhì zào 制造 fāng fǎ 方法 yì bān 一般 cǎi yòng 采用 yè 液 yè 液 cuì qǔ 萃取 gōng yì 工艺 yǐ 以 cù suān yǐ zhǐ 醋酸乙酯 wèi 为 róng jì 溶剂 cóng 从 chá tāng 茶汤 zhōng 中 cuì qǔ 萃取 chū 出 chá duō fēn 茶多酚 |
Tea polyphenol is the major physiological active component in tea, and it is generally manufactured by liquid-liquid extraction technology, using ethyl acetate as solvent from water extract of tea. |