查询词典 flavones

This method is simple,rapid,accurate and applicable to the extraction process of total flavones in Primula sikkmensis Hook.

该方法简便、快速、准确，适用于该药材总黄酮的提取工艺研究。

Objective To optimize and establish the extraction of total flavones in Primula sikkmensis Hook.

目的 研究钟花报春花总黄酮最佳提取工艺条件。

Results The optimal extraction condition of total flavones in Primula sikkmensis Hook was extracting with 20 times volume of sample weight with 60% alcohol for three times.

结果钟花报春花总黄酮最佳提取条件为60%乙醇，20倍量，提取3次。

Objective To explore the rationale of using total flavones of Epimedium to prevent and treat aseptic loosening of prothesis.

目的 探讨淫羊藿总黄酮防治人工关节松动的可行性。

ConclusionUV spectrophotometry is simple, rapid, accurate, economical and is suitable for content determination of total flavones in Prunella vulgaris L..

结论紫外分光光度法具有简便、快速、准确、经济的优点，是一种较理想的测定夏枯草中总黄酮含量的方法。

The first is about the separation of rare earth elements scandium, yttrium and lanthanum, and the separation of flavones in the hull of water chestnut by High Performance Centrifugal Partition Chromatography .

本论文利用高效离心分配色谱仪进行了稀土元素钪、钇、镧的分离研究和菱角壳中黄酮类化合物的分离研究；探讨了氨基酸在双水相体系中的分配行为；利。。。

The effects of solvent concentration, ratio of liquid to solid, microwave power and radiation time were evaluated by single factor and orthogonal experiments. The extraction conditions of flavones from Solidago canadensis by microwave-assisted method were optimized as 40:1 of the weight ratio of 50 % ethanol to twigs and microwave power of 700 W for 20 min.

并通过单因素实验和正交试验优化溶剂浓度、液固比、微波功率和微波辐射时间等微波提取条件，确定了微波辅助萃取法提取加拿大一枝黄花中黄酮类化合物的最佳条件为：乙醇浓度50%，液固比40：1，微波功率700W，微波辐射时间20min。

It was found that total flavones and protein content in tartary buckwheat germplasm exhibited wide genetic diversity, and some tartary buckwheats with high quality were seleted.

研究认为苦荞麦种质资源的总黄酮和蛋白质含量存在较为丰富的遗传变异并在鉴定评价基础上筛选出一批品质优异的苦荞麦资源。

Results The variation of the total flavones content is remarkable.

结果不同生长时期的桑叶中黄酮类物质含量差异很大。

The results showed that all had flavones, among which Apium graveolens L.

结果表明，所测蔬菜都含有黄酮类物质。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。