OBJECTIVE: To study the anticarcinogenic mechanism of polyphenolic compounds in tea.
目的：探讨儿茶素类化合物的抗癌作用机制。
If water boils when it is in contact with tea leaves, a high proportion of polyphenolic compounds are extracted.
如果与茶叶接触时水是沸腾的，就会提取出高比例的多酚化合物，使得这种热饮料过分涩口。
It is believed that the hydrogen bonding between the polymer and the polyphenolic compounds are responsible for the catalytic effect.
从聚合物膜与多酚化合物的氢键作用对催化机理进行了探讨。
When bombarded with ultraviolet rays from the sun, the lettuce leaf creates UV-absorbing polyphenolic compounds in its outer layer of cells.
当来自太阳的紫外线轰击到莴笋时，莴笋叶子就会在外层细胞创造吸收紫外线的多酚类物质。
Thus, it might be concluded that blocking effect on NPRO formation was mainly due to tea polyphenolic compounds especially tea catechin in tea.
由此可以认为，茶叶中影响N -亚硝化反应的主要成分为茶多酚，尤为茶儿茶素。
If water boils when it is in contact with tea leaves, a high proportion of polyphenolic compounds are extracted. These make the hot beverage excessively astringent.
如果与茶叶接触时水是沸腾的，就会提取出高比例的多酚化合物，使得这种热饮料过分涩口。
Non-alcoholic carbonated beverage compositions have been formulated to incorporate polyphenolic compounds, such as oligomeric polyphenolic compounds or bioflavonoids.
已经配制了无醇碳酸饮料组合物来掺入多酚化合物，如寡聚多酚化合物或生物类黄酮。
Polyphenolic compounds which exhibit important biologic properties are regarded as "skeleton component" in red wines since they contribute to organoleptic characteristics.
多酚赋予红葡萄酒特有的感官特性，是构成红葡萄酒“骨架成分”的重要活性物质。
Anthocyanidins have been extensively and deeply investigated. As the important natural edible pigment, polyphenolic compounds have attracted more and more attention from the people.
植物花色素的研究已经非常广泛和深入，多酚类化合物作为重要的天然食用色素越来越受到人们的重视。
Carbonated beverage compositions including polyphenolic compounds were discovered to exhibit the effervescence of small bubbles without the presence of carbonation produced via fermentation.
发现包括多酚化合物的碳酸饮料组合物呈现出小气泡的冒出，而没有通过发酵产生的碳酸化的存在。
Tea leaves are extraordinarily rich sources of a group of compounds known as polyphenolic substances, which account for almost one-third of the weight of dried leaf.
茶叶是一组称为多酚物质的化合物的非常丰富来源，这类物质几乎占了干茶叶重量的三分之一。
Tea leaves are extraordinarily rich sources of a group of compounds known as polyphenolic substances, which account for almost one-third of the weight of dried leaf.
茶叶是一组称为多酚物质的化合物的非常丰富来源，这类物质几乎占了干茶叶重量的三分之一。
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