查询词典 extraction

The volatile components in Morinda officinalis How were extracted by distillation extraction methodand simultaneous distillation extraction method.

采用水蒸气蒸馏萃取法和同时蒸馏萃取法提取巴戟天的挥发性成分，并用气相色谱-质谱仪对提取成分进行定性、定量分析。

Results show the optimal conditions for the moringa seed oil extraction are as follows: using petroleum ether as solvent,the ratio of solvent to moringa seeds is 8∶1,extraction time 40 min and extracting twice with the aid of 28 kHz ultrasonic.At the conditions,the ...

结果显示，超声波辅助溶剂萃取辣木籽油的最佳条件为：溶剂石油醚，提取次数2次，提取时间40 min，超声波频率28 kHz，液料比8∶1，在此条件下，辣木籽的平均出油率为35.85%，提取率96%，表明超声波辅助溶剂萃取法是一种可用于萃取辣木籽油的适宜方法。

Objective:To study the extraction technology of paeonol from Cortex Moutan,and improve the extraction method of steam distillation with ultrasonic assistance.

目的：对牡丹皮中丹皮酚的提取工艺进行研究，考察超声辅助水蒸气蒸馏提取的效果，改进提取工艺。

In the experiment, extraction of Paeonol from Cortex Moutan by means of alcohol extraction and steam distillation and super-critical CO2 respectively.

本实验分别设计了用乙醇提取法、水蒸汽蒸馏法和超临界 CO2萃取法提取丹皮酚。

In this thesis, the basic principles of using boundary element method to extract capacitance and the multipole accelerated algorithm are introduced. A new conductor dividing and numbering method are realized. The realizing process of multipole accelerated algorithm, especially the realizing process of unit cube's capacitance extraction, is detailedly illuminated. The realizing program chart of multiconductor capacitance extraction is given.

在本论文中，介绍了应用边界元法提取电容的基本原理和多极加速算法的基本原理；实现了一种新的导体分割编号方法；对多极加速算法的实现过程，主要是单位立方体电容提取的实现过程作了详细地说明；给出了多导体电容提取的程序实现框图。

The first method adopts different kind microbes to ferment buckwheatextraction. The method can increase DCI and its derivation content in buckwheat seed solution, while itreduces sugar content in extraction. The research adopts Saccharomyces cerevisia, Mucor, Bacterium coli, Torulopsis apicola, Aspergillus oryzae Bacillus subtilis, Candida mycoderma, Black mold that inoculate inbuckwheat extraction. Determine content change of various compotent with tracing.

方法一采用不同种类微生物发酵荞麦提取物，增加荞麦籽粒水溶液中D-手性肌醇及其衍生物的含量，同时减少提取物中总糖含量，本研究采用酿酒酵母、毛霉、大肠杆菌、蜜蜂生球拟酵母、米曲霉、枯草芽孢杆菌、解酯假丝酵母、黑曲霉接种于荞麦提取物中进行培养，并跟踪测定提取物中各种成分的含量变化。

The first extraction was used to remove most of the chlorophyll and naringenin was obtained in the second extraction.

实验中先对桃叶粉进行一次提取以除去大量叶绿素，再对桃叶粉进行二次提取以提取柚皮素。

ObjectiveTo establish a microwave-assisted extraction method for the extraction of the naringin in Fructus Aurantii.

目的建立乙醇微波辅助萃取枳壳中柚皮苷的提取方法。

The results indicated that the extraction rate of mineral from pollen in 70℃ water was the highest. the extraction rates of four mineral: Fe, Zn, Cu and Mn were 6. 931％, 52. 786％, 44. 443％ and 46. 549％ respectively. Second speciation presented in the form of exchangeable and nonexchangeable speciations, organic and inorganic speciations at the same time. The contents of both Fe and Mn in nonexchangeable speciation were more than 50％, most contents of Fe、 Zn、Cu、Mn were inorganic speciation. Among the four elements, the content of protein binding speciation of Fe was the highest: 47. 305％. The average mineral contents of soluble carbohydrate and grease binding speciation were less than protein binding speciation.

结果表明：70℃水浸泡花粉，矿物质浸出率最高，Fe、Zn、Cu、Mn四种元素总提取率分别为6.93l％、52.786％、44.443％和46.549％；次级形态以稳定态与不稳定态、有机态与无机态等多种形态共存，其中Fe、Mn元素不稳定态含量均大于50％，Cu、Zn、Mn、Fe元素大部分以无机态形式存在；四元素中Fe元素蛋白质结合态最高，达47.305％，可溶性糖类结合态及脂肪结合态平均含量比蛋白质结合态平均含量少。

A comparison was made to analyze the relativity between the extraction index and the group of extraction and nonextraction in the treatment of class Ⅱmalocclusion after.

方法选择矫治成功的安氏Ⅱ类错畸形病例113例，分组作EI的回顾性检验。结果EI对总样本的72.92%作出了正确的预测，而在轻度拥挤组中正确预测为81.48%，拥挤组中为61.90%。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。