酚类

Phosphorus can promote the contents of flavone,tea-Polyphenols, amino acid and theine.

磷能促进类黄酮物质的形成以及增加茶多酚、氨基酸和咖啡碱的含量。

Flavonoids are a group of naturally occurring polyphenolic compounds ubiquitously found in plants, fruits and vegetables. It has shown potential antioxidative effects.

类黄酮素为自然界常见的多酚化合物，广泛的存在植物、蔬果中，具有很强的抗氧化能力。

The result indicated that the phenolic acid and its mixture could defer the remarkable time of wild oat seed germination, reduce seed germination rate, inhibit the physiological parameter and accumulated amount of dry matter to a certain extent, decrease the Root activity and chlorophyll content inordinately, and increase malondialdehyde level in seedling.

结果表明：酚酸类物质及其混合物可以显著延缓野燕麦种子发芽所需要的时间，降低最终的萌发率，对野燕麦幼苗的生理指标及干物质积累有一定的抑制作用，根系活力与叶绿素含量也有不同程度的下降，同时使幼苗体内丙二醛的含量显著增加。

Anesthesiologists sometimes mix one "benzo" with propofol to help put a patient under, but using three increases the danger for the patient.

麻醉医师有些时候把一种苯二氮类镇定剂与异丙酚混合使用令病人镇静，但是使用三种增加了病人的危险。

Seven Schiff bases of N-(4-hydroxyphenylmethylene)-1-naphthylamine, N-(4-hydroxyphenylmethylene)-p-methoxyaniline, N-(4-hydroxyphenylmethylene)-benzylamine, N-(4-hydroxy-3-methoxyphenylmethylene) furfurylamine, N-(4-hydroxy-3-methoxyphenyl methylene)-p-methylaniline, N-(4-hydroxy-3-methoxyphenylmethylene)-p-methoxyaniline and N-salicylidene-4-aminoantipyrine were first synthesized by the one step solid phase reactions between aromatic aldehydes with phenolic hydroxyl and amines at room temperature without solvent.

分别以带酚羟基的芳醛与胺类反应，首次通过室温固相反应一步合成了N-（4-羟基苯基亚甲基）-1-萘胺、N-（4-羟基苯基亚甲基）-对甲氧基苯胺、N-（4-羟基苯基亚甲基）-苄胺、N-（4-羟基-3-甲氧基苯基亚甲基）糠胺、N-（4-羟基-3-甲氧基苯基亚甲基）-对甲苯胺、N-（4-羟基-3-甲氧基苯基亚甲基）-对甲氧基苯胺和N-亚水杨基-4-氨基安替比林7种Schiff碱，反应15min完成，产率均超过90％。

In order to find out the active components, the analysis on chemical composition of the leaf from Broussonetia papyrifera uangyechu through the technology of test tube and paper chromatography were accomplished. The results showed that the leaf contains phenols, amino acids, proteins, polypeptides, saponins, flavonoids and its saponins, sterols, and triterpenes.

为研究光叶楮叶中的化学成分，采用试管法和圆形滤纸层析法对其进行测定，结果表明：光叶楮叶片含有酚性成分、氨基酸、蛋白质、多肽、皂苷、黄酮及其苷类、植物甾醇、三萜等多种化学成分。

The quercetin and kaempferol were extracted from the sample with 90% of methanol by heating circumfluence for 45 min.

黄酮类化合物槲皮素和山萘酚是莲须中的主要有效成分，对其含量测定具有一定意义[1-2]。

The synthesis of divinyl liquid crystalline monomer 4-undecenyloyloxybenzoyl-4'-allyloxybenzoyl-p-benzenediol bisate and network polymers was described. The chemical structures of the synthesized monomer and network polymers were confirmed by FT-IR spectrum.

以双烯类液晶单体4-十一烯酰氧基苯甲酸-4'-烯丙氧基苯甲酸对苯二酚双酯为交联剂，通过与聚矽氧烷接枝反应，合成了系列网络聚合物P1~P5。

The sum of the content of polyphenol and flavones in the tea is Shiping higher than Jianshui, so the quality of the Elsholtzia bodineri Vaniot.is Shiping's good. The result is one of the base for the Elsholtzia bodineri Vaniot.'s quality appraisement.

设定两个指标评价得出，在石屏野山茶中的多酚和黄酮类物质的总和大于建水县，因此石屏野山茶的品质高于建水，为建立野山茶的品质评价体系奠定了一定的基础。

Results showed a close relationship existed among the three flavonoid compounds with kaempferol content greater than quercetin and isoquercetin.

结果表明：青钱柳叶中3种黄酮类化合物质量分数紧密相关，其中山奈酚质量分数高于槲皮素和异槲皮苷。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。