查询词典 extraction

Objective To establish a method of extraction and determination of acrylamide in polyacrylamide gel by High Performance Liquid Chromatography.

目的：建立聚丙烯酰胺水凝胶中丙烯酰胺单体提取及检测的高效液相色谱分析方法。

Through extraction, separation, purification and structural identification, the functional compound in Chufa husk was found to be the same compound as that in waste slurry.

再次通过分离纯化、气质联用分析荸荠皮中的功能物质，发现其主要成分和实验中从产粉废浆中提取的功能因子相同。

Compounded functional drinks with unique flavour, rich nutrients and healthcare effects were made from carrot, chufa and arrowroot by the extraction of juices and the modern beverage processing technology, based upon the theories of nutrition and traditional Chinese medicine The optimal formula and technological conditions were determined through orthogonal test

以现代营养知识和传统的中医药理论为依据，研究以胡萝卜、荸荠、粉葛为原料，经现代饮料加工技术，提取其汁，采用正交试验，研制出最佳生产配方和最佳工艺条件，生产出口味独特营养丰富具有保健作用的功能性复合饮

A brownish-black mixture of alkaloids remaining after extraction of crystalline alkaloids from cinchona bark, used as a quinine substitute.

奎诺酊将金鸡纳树皮中提取结晶生物碱之后，剩下来一种黑褐色的生物碱混合物，用作奎宁的替代物

The circular projection transformation is a method of feature extraction that has scale, rotation, and translation invariance.

圆周投影变换是一种具有尺度、旋转、平移不变性的特征提取方法。

Results The optimum condition for the extraction of P.notoginseng was to circumfuse the herb in 70% alcohol for 1.5h twice,then collect an amount corresponding to 4 times of the quantity of P.notoginseng.

目的 优选三七的最佳提取工艺方法以三七皂苷R1和人参皂苷Rg1 指标进行正交试验，采用胶束毛细管电色谱法测定含量，优化影响三七提取工艺的条件。

The main procedure in claret production is the extraction of solid substances from red grape fruits.

红葡萄酒酿造的主要环节是提取存在于红葡萄固体部分的物质，因此浸渍是酿造红葡萄酒的关键。

Then based on extension of classical rough set theory, we discuss methods ofattribute reduction and rules extraction in incomplete information system.

在对经典粗糙集理论进行扩展的基础上，讨论了不完备信息系统中的属性约简方法和规则获取方法。

In this thesis, we have carried out some researches of texture feature extraction algorithm and classifier.

主要研究了软件系统中的金相图像纹理特征提取算法与分类器设计算法。

Once the technology becomes mature, extraction of Taiwan's methane clathrate resources can begin so that Taiwan can become more self-sufficient when it comes to energy sources.

一旦技术成熟时，将可开采台湾可燃冰资源，藉以提高台湾能源的自主性。

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。