The United Nations Environment Programme and the World Bank have funded attempts to survey the groundwater resources of arid lands and to develop appropriate extraction techniques.
美国国家环境总署和世界银行开始拨款并着手调查干旱地区的地下水资源，以开发合适的开采技术。
Conclusion The extraction techniques are feasible.
结论：本提取工艺可行。
First of all, this thesis introduces the feature extraction techniques.
首先对特征提取技术进行了分析介绍。
CONCLUSION: the extraction techniques and the quality standards are feasible.
结论：本提取工艺及质量标准可行。
Compared to other conventional sample extraction techniques, its advantages were explained.
阐述了它与其它传统样品制备方法相比较的诸多优点。
Objective: To investigate the best conditions of extraction techniques for gallic acid in Canarium album.
目的：探讨青果中没食子酸提取工艺的最佳条件。
Now many information extraction techniques based on different principle have appeared and have different capabilities.
目前出现了基于不同原理的多种信息抽取技术，它们具有不同的性能。
Us oil production last year rose to its highest level in almost a decade, thanks to an increase in the use of unconventional extraction techniques.
得益于非常规采掘技术的更广泛应用，美国石油产量去年升至近10年来最高水平。
In the next article in this series, you'll learn how to build on the data-extraction techniques presented in this article to modify data in an Apache Derby database.
在本系列文章的下一篇文章中，您将了解如何基于本文中提供的数据提取技术来修改ApacheDerby数据库中的数据。
In this paper the extraction techniques by water, ethanol and water-extraction-and-alkali-deposition were compared, and it's founded the third method is the most efficient.
通过对水抽提、醇抽提、水提碱转法三种甜茶多酚抽提工艺进行对比，得出水提碱转法为较好的一种抽提方法。
In this paper, several different content determine methods and extraction techniques are compared, and some valuable advices for the future research in this field are presented.
本文比较了不同的含量测定方法和提取工艺，对今后的研究工作提出了一些建议。
So the paper is mainly study the rapid detection of pesticide with electrochemical and solid phase extraction techniques, and the determination of a medicament has been obtained.
为此，本文主要用电化学手段和固相萃取技术进行农药残留检测方法的研究，并建立了一种药物的检测方法。
In the past twenty years, the use of solid phase extraction techniques has become increasingly popular for separation and preconcentration of trace elemens in environmental samples.
在过去的二十年中，利用固相萃取技术从环境样品中萃取分离富集痕量重金属离子越来越受到人们的重视，应用日益广泛。
A gas chromatographic method for the determination of methamidophos pesticide residues in the Allium Chinense was established by means of micro chemistry and solid phase extraction techniques.
采用微量化学方法和固相萃取技术，建立了气相色谱法简单、快速、准确地测定荞头中甲胺磷农药残留量的方法。
You can use three techniques in the sample files supporting the extraction of data by asset group.
在通过资产组来支持数据提取的示例文件中，你可以使用三个技巧。
Information Extraction is an organic unity of resources and techniques, customized to practical USES.
信息提取是一个有机融合多种资源和技术、面向实际应用的研究。
Facial features extraction is one of the essential techniques in automated visual interpretation and recognition of human faces.
人脸面部特征提取是自动视觉翻译和人脸识别中的最关键的技术之一。
New techniques for extraction and analysis of natural pigments were introduced.
介绍了天然色素的提取和分析技术的研究进展。
Analysis is one of the most popular linear classification techniques for feature extraction.
线性判别分析是一种较为普遍的用于特征提取的线性分类方法。
In this paper, we review the present research status and some key techniques in this field, including the property of HRRP, preprocessing methods, feature extraction and classifier design.
该文详细讨论了基于HRRP的雷达自动目标识别的关键技术及研究现状，包括雷达hrrp的特性、预处理方法、特征提取方法及分类器设计方法等。
The intensive treatment involved removal of plaque through scaling and root planning techniques, as well as extraction of teeth that could not be saved.
强化治疗包括采用刮治和根面平整技术去除菌斑，以及拔掉那些不能再保留的牙齿。
Defect feature extraction and selection techniques were studied regarding the characteristics of X-ray detection images of carbon product.
针对炭素制品X射线检测图像的特点，对缺陷特征提取与选择技术进行了研究。
Regarding the characteristic of X-ray detection images of carbon material, flaw feature extraction and selection techniques are studied.
针对炭素制品X射线检测图像的特点，对缺陷及其特征提取与选择技术进行了研究。
Microwave techniques applied in sample digestion, drying, solvent extraction and desorption, chromogenic reaction, specificity analysis and microwave atomization were summarized.
综述了微波技术在样品消解、干燥以及溶剂萃取和解吸、生色反应、形态分析、微波雾化等方面的应用。
Therefore, thorough studying on extraction process, improving traditional technics using new techniques and solving existent problems, become important tasks of natural medicament's production.
因此，对提取过程进行深入研究，应用新技术对传统工艺进行改进，解决存在的问题，成为生产天然药物的一个重要课题。
Techniques of extraction and separation of general flavones and general saponins in astragalus root were studied and developed in this paper.
研究并开发了树脂法提取并分离黄芪中总黄酮与总甙的工艺。
The extraction and separation techniques of oligoprocyanidins(OPC) from the root of wild Sanguisorba officinalis Linn.
对吉林地区野生地榆根低聚原花青素（OPC）进行了提取分离工艺研究。
The techniques of extraction and separation of natural organic compounds were reviewed in the article.
对天然有机化合物的提取和分离技术进行了综述。
The techniques of extraction and separation of natural organic compounds were reviewed in the article.
对天然有机化合物的提取和分离技术进行了综述。
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