查询词典 catechu

Areca catechu , of which areca nut is a fruit , is one of the palm species and contents several nutrients as well as many pharmacologically active compounds .

槟榔是棕榈科植物槟榔的干燥成熟种子，含有多种人体所需的营养元素以及多种生理活性成分，是一种常用的中药。

HPLC was used to determine the content of brassinolide in Areca catechu pollen .

采用高效液相色谱法测定槟榔花粉中芸苔素内酯的含量。

Content of arecoline, taste and mastication of edible areca catechu treated by microwave has not significant variation.

微波处理对食用槟榔的槟榔碱含量、口味、咀嚼性没有明显影响。

ObjectiveTo establish an HPLC method for the determination of catechin in Compositae Catechu Capsules.

目的建立复方儿茶胶囊中儿茶素的含量测定方法。

AIM: To study the quality standard on catechu and its extract.

目的 ：研究儿茶及儿茶提取物的质量标准。

Original, the earliest female catechu is not the tea on real significance.

原来，最早的女儿茶并不是真正意义上的茶。

A crystalline substance, C15H14O6, derived from catechu and used in tanning and dyeing.

儿茶酸一种晶体物质，c15h14o6，来源于儿茶，用于制革和染色

The latest "Hainan Areca Catechu", which is produced by adopting the manufacturing technology capable of realizing instant freezing and vacuum fresh-keeping, is better known as "vegetable chewing gum".

最新"海南槟榔"绿果产品的制造技术，实现了瞬间冷冻，真空保鲜，并做到了口味配方的更新，被誉为"植物口香糖"。

The inhibiting influenza A virus effect of catechu extract was observed by means of chick-embryo culture , and the inhibitory activity of catechu extract on influenza A virus in vitro was observed by the hemagglutination inhibition test.

用狗肾传代MDCK细胞培养法观察儿茶提取物抑制甲型流感病毒的致细胞病变作用；用鸡胚培养法观察儿茶提取物抑制甲型流感病毒增生的作用；用红细胞凝集试验观察儿茶提取物体外直接抑制甲型流感病毒的作用。

The article in recent years the research progress of disease of oral cavity of TP prevention and cure makes one overview. The compositive TP of the basic research 1.1 TP of 1 TP is the floorboard that phenolic apperception of a kind of many hydroxyl closes matter, 25% what hold tea dry weight about, its are main component includes to express gallnut of gallnut catechu element gallnut of element of catechu of gallnut of acerbity ester, watch, watch catechu element is acerbity element of catechu of ester, watch, express gallnut of gallnut catechu element among them acerbity ester content is highest, occupy the 80%[1] of catechu element about, fighting oxidation with its unique element structure, fight the position with fight the respect such as tumor to have choppy, significant. The 1.2 TP absorption in oral cavity and metabolization Lee [2] is measured normally inside a hour after healthy person is chewing green tea Xie Huo contains juice of gargle green tea, content of the TP in saliva is very high, after observing green tea passes salivary enzymatic hydrolyze, TP is slow release and in oral cavity;Yang of local play action [the salivary level after 3] checked 6 volunteers to drink tea, chroma of the TP in making clear the saliva after drinking tea as a result is serous TP pH indicator 2 times, and the salivary TP concentration that contains gargle tea solution a few minutes to be able to produce higher level, and TP can be absorbed through oral cavity mucous membrane.

本文就近年来TP防治口腔疾病的探究进展作一综述。1 TP的基础探究1.1 TP的组成TP是一类多羟基酚类化合物的总称，约占茶叶干重的25%，其主要成份包括表没食子儿茶素没食子酸酯、表没食子儿茶素、表儿茶素没食子酸酯、表儿茶素等，其中表没食子儿茶素没食子酸酯含量最高，约占儿茶素的80%[1]，并以其独特的分子结构在抗氧化、抗突变、抗肿瘤等方面占有重要的地位。1.2 TP在口腔中的吸收和代谢Lee等[2]测得正常健康人在咀嚼绿茶叶或含漱绿茶液后的一个小时内，唾液中TP含量很高，并观察到绿茶通过唾液酶水解后，TP缓慢释放并在口腔局部发挥功能；Yang等[3]检查了6位志愿者饮茶后的唾液水平，结果表明饮茶后唾液中TP浓度是血浆TP浓度的2倍，而含漱茶溶液几分钟即可产生更高水平的唾液TP浓度，且TP可通过口腔黏膜吸收。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。