查询词典 extraction

Objective:To establish a optimal technical conditions for of the extraction of volatile oil from Pericarpium Citri Reticulatae by supercritical CO_2 extraction.

目的：研究超临界CO2萃取陈皮挥发油的最佳萃取工艺条件。

Results extraction times had the most significant effect and the time of extraction had least effect on the content of phillyrin.

结果提取次数对连翘苷含量有显著影响，提取时间影响最小。

In this paper, we do a preliminary test of the 18 crown - picric acid system, the impact of extraction of strontium, resulting in a variety of conditions can not be made better extraction results.

浮选的机理通常是认为被捕集的物质吸附在气泡的表面随着上升的空气进入有机相，气泡在有机相中破裂后停留在其中。

The main results are as follows: 1.Through the solvent contrast test and the single-factor tests ensure that the best extraction solvent and the relevant factors effect on extraction rate.Orthogonal tests are use to assure the optimal method of extracting phenol compounds from Pistacia vera L .

主要结果如下： 1、通过溶剂对比试验及单因素试验确定了从阿月浑子叶片中提取总酚的最佳提取溶剂及影响浸提率的相关因素，并通过正交实验优化了最佳提取工艺条件：利用80%的丙酮水，按1：50的料液比，在60℃下连续浸提两次，每次60min。

Waste derived from human activitirs, such as rapeseed placentiform from the extraction of rape oil; fruit faeces from the extraction of fruit juice; chicken excrement from the scall farming of chickens.

废弃物是人类为满足自身需要的产物，如菜籽饼来自于油菜籽取油，果渣来自于水果取汁，鸡粪来自于规模化养鸡。

ConclusionThe optimum extraction process can extract the alkaloids from plumula nelumbinis and the extraction technology is simple and reasonable.

最佳提取工艺可以有效地提取莲子心中的生物碱，工艺操作简单、合理。转载于中国论文联盟 http：//www.lwlm.com

Secondly, we established the method of HPLC to determine the content of liensinine in order to control the quality of phenol total base of plumula nelumbinis. With the method we compared three different solvent extraction, and the result showed alcohol-acid water-organic solvent was the best solvent extraction.

使用HPLC法对莲子心酚性总碱中的莲心碱进行质量控制，对三种莲子心酚性总碱的提取方法进行了对比，通过三种溶剂法对莲子心总碱进行提取的实验，结果表明，醇一酸水一有机溶剂提取法提取效率最高，总碱提取率达11.25%，莲心碱提取率为1.20%，此方法操作简便，溶媒易得。

C18 esterified silica monolithic column emerging from chromatogram realm was made by use of solid-phase extraction medium material in μ-TAS. Several simple solid-phase extraction pretreatment units were set up to preconcentrate dobutamine hydrochloride which was detected by dobutamine hydrochloride-KMnO4-Luminol chemiluminescence system.

以改性C18反相硅胶整体柱为微流控芯片分析系统中固相萃取介质材料，构建不同功能单元的样品预处理微分析系统，实现了血清样品中痕量盐酸多巴酚丁胺的富集。

The database was composed of 18 dental treatments from January 1988 to December 2004. The 18 dental treatments included in this study as following: Amalgam fillings (single-, double-, and triple-surface), composite resin fillings of anterior teeth (single- and double-surface), composite resin fillings of posterior teeth (single-, double-, and triple-surface), glassionomer fillings, endodontic treatment (single-, double-, and triple-root), pulpectomy, full mouth scaling, simple tooth extraction, complicated tooth extraction, simple odontodectomy, complicated odontodectomy.

本研究以牙医十八项医疗项目为对象，资料来自中华民国牙医全联会所提供之健保申报资料档，共包含银粉填充、前牙复合树脂、后牙复合树脂、玻璃离子体填充、恒牙根管治疗、乳牙根管治疗、牙结石清除、简单性拔牙、复杂性拔牙、单纯齿切除术、复杂齿切除术等十八项。

The expenditures of amalgam fillings (double- and triple-surface), endodontic treatment (single- and triple-root), pulpectomy, full mouth scaling, simple tooth extraction, simple odontodectomy, complicated odontodectomy increased after payment adjusted upward; the expenditures of amalgam fillings (single-surface), endodontic treatment (double-root), complicated tooth extraction showed inconsistent trends.

支付点数调整前后，银粉填充、恒牙根管治疗、乳牙根管治疗、简单性拔牙、单纯齿切除术、复杂齿切除术等八项医疗项目之实际给付金额随支付点数调高增加；银粉填充、恒牙根管治疗、复杂性拔牙等三项医疗项目之实际给付金额在支付点数调高之后有增有减。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切