类黄酮

It was showed that separation of flavonoids and terpene lactones with pretreating raw material solution by foam separation technology had simple working procedure and increased efficiency.

此工艺实现了黄酮类化合物和萜内酯类化合物的初步分离，减轻了精制过程的负担。

Flavonoids and terpene lactones were the effective components of Ginkgo biloba leaves, which are mainly used for the improvement of the blood circulation, both peripherally and centrally.

黄酮类化合物和萜内酯类化合物是银杏叶主要的有效成分，具有重要的药理作用。

METHODS The contents of synephrine,neohesperidin,hesperidin, naringin and narirutin in the raw materials and the extracts of Citrus aurantium were determined by reversed-phase high performance liquid chromatography with an Inertsil ODS-3(4.6 mm×250 mm,5 μm) column, respectively.

方法采用高效液相色谱法，以InertsilODS-3(4.6mm×250mm，5μm)色谱柱分别对枳实及其提取物中辛弗林生物碱类成分和新橙皮苷、橙皮苷、柚皮苷、芸香柚皮苷黄酮类成分进行测定。

For flavonoides, which consist of more than forty glycosides, quercetin, kaempferol and isohamnetin are the main elements.

银杏叶中主要活性物质有两类：黄酮类化合物及萜内酯化合物。

This paper presented some researches about the potential anti-hyperglycemic functional components in Chi- nese fermented soybean food s,such as soybean isoflavone, soybean sapanin,melanoidin and soybean peptide in fermen- ted soybean food in recent years.

本文概述了中国传统发酵大豆食品以及近些年研究报道中推测的可能具有降血糖活性的功能成分，其中着重集中在大豆异黄酮、大豆皂甙、类黑精类和大豆多肽等功能成分的总结和分析。

The first part reported the chemical study on Melilotus officinalis.

本文第一部分论述了笔者对黄花草木犀中香豆素类及黄酮类成分所进行的化学研究。

First, the results showed that the branch had the highest phenolic content, and the leaf had the highest flavonoid content among four parts of Morus alba.

结果发现在桑的四个药用部位中总多酚类含量以桑枝最多，黄酮类含量则以桑叶较多。

Results: Up to date, most of the found chemical compostition of Flos Lonicerae conclude essential oil, flavonoid, organic acid, triterpenoid and microelement; The pharmacal researches show that it can antagonize pathogenic microorganism, anticatarrhals,...

结果 ：至目前为止，已发现的化学成分主要有挥发油、黄酮类、有机酸、三萜类、无机元素等；药理研究表明金银花具有抗病原微生物、抗炎、解热、保肝、抗生育、止血、免疫调节、降血脂、中枢兴奋等作用；临床上主要用于多种感染、各种炎症、高热症、高脂血症、肿瘤放疗、化疗口干症等；金银花质量标准主要以其主要成分绿原酸为指标，检测方法多采用薄层色谱法和高效液相色谱法。

Results:The leaves of Tatarian Dogwood contained amino acid,polysaccharides,reducing sugar,glycosides,cardiac glycosides,anthraquinones,flavonoids,tannin,volatile oils and chlorophyll.Protein,organic acid,coumarin and alkaloid failed to be detected.

结果：红瑞木叶含有氨基酸、多糖、还原糖、苷类、酚性物、蒽醌、黄酮、鞣质、挥发油、叶绿素等化学成分，未检测出蛋白质、有机酸、香豆素、生物碱、皂苷类成分。

The contents of total flavonoids and triterpene are detected with the weight method.

是我国药典记载的药用甘草[ 1 ]，其主要有效成分是皂甙类、黄酮类、生物碱和多糖类化合物。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐