AIM: to explore RP-HPLC with single-step extraction to determine the concentration of dexamethasone acetate (DA) in vitreous body of rat eyes.
目的：探讨单步萃取—反相高效液相色谱法(RP- HPLC)测定大鼠眼玻璃体腔醋酸地塞米松(DA)浓度的可行性。
The syrup is made by a multi-step extraction process, which ensures that the most valuable components of each herb are fully extracted into the syrup base.
糖浆有多重步骤的提取物，确保了每种草药的大部分有价值的成分都提取到糖浆中。
Conclusion: the application of "four-step extraction" method enhances the peptide recovery during in-gel digestion, and increases identification of the protein.
结论：应用“四步提取法”使得酶解肽段提取率和蛋白质的有效鉴定率明显提高。
Two-step extraction with polar solvents and nonpolar solvents was an effective comprehensive extraction for antioxidant and essential oil of rosemary Rosmarinus officinalis l.
极性溶剂和非极性溶剂的两步提取法是迷迭香抗氧化剂和精油综合提取的有效方法，操作简单，容易实施。
One-step extraction with polar and nonpolar mixed solvents was a method of effective comprehensive extraction for antioxidant and essential oil of rosemary(Rosmarinus officinalis L.
极性溶剂和非极性溶剂的两步提取法是迷迭香抗氧化剂和精油综合提取的有效方法，操作简单，容易实施。
To increase the rate of protein extraction and purity, so that rice proteins with better physical and chemical properties, select the protease and alkali-step extraction of rice protein.
④为提高蛋白提取率和纯度，使米渣蛋白具有较好的理化性质，选择蛋白酶与稀碱分步提取大米蛋白。
In this step, you create an extraction request to define the extraction and then run the request.
在这一步中，您会创建一个提取请求以定义提取，然后运行请求。
The next step is to create an access definition, which is the template or roadmap for data extraction.
接下来的一步是创建一个访问定义，它是用于数据提取的模板以及路线图。
Replace the timetrac.tables file with the one you edited after the database extraction step to limit the data to a subset.
将timetrac. tables文件替换成您在数据库提取过程完成之后编辑的文件，从而限制所提取的数据。
Once the source is determined, our first step in the extraction process is to convert the data from HTML to XML.
一旦确定了信息源，我们在抽取过程中的第一步就是将数据从HTML转换成xml。
A step-by-step example demonstrated how to build a a simple named entity extraction task using regular expressions.
本文通过一个详细的示例演示了如何使用正则表达式构建简单的指定实体提取任务。
Boundary extraction of watershed is an important step in forest landscape research.
流域边界提取是森林景观研究中的重要步骤。
Therefore, following processing steps are adopted: stair image preprocessing, stair edges detection, step edges extraction.
为此，采用了以下的处理流程：阶梯图像预处理、阶梯边缘检测、台阶边沿提取。
The key step of automatic classification is the extraction of target features.
目标的识别与分类的关键是提取有效的目标类别特征。
In stereo vision, the line structure extraction from a perspective view of a simple polyhedron is the key step for later corresponding problem, recognition and understanding.
在立体视觉中，从简单多面体的透视图象中提取线条结构对于以后的对应点匹配、识别和理解是非常关键的一步。
The converter is mainly made up of information extraction module, information processing module and STEP file generated module.
该转换器主要由信息提取模块、信息处理模块和STEP文件生成模块组成。
Detecting regions of interest(ROIs) is the base step for object's feature extraction, identification and tracking.
感兴趣区域定位是提取目标特征，进行目标识别与跟踪等后续处理的重要基础。
Chinese word segmentation is always the first step of subject extraction. The quality of word segmentation is effective to the quality of text subject extraction.
而主题提取是以中文分词作为第一步，分词质量直接影响到文献主题提取的质量。
The leaf image extraction was a key step of modeling plant organs and living plant recognition, and had important value in the fields of automatic identification of plant and modeling.
叶是植物的重要特征信息，叶片图像提取是植物器官建模和生鲜植物识别的关键步骤。
A critical step is the fingerprint enhancement that affects minutia extraction and minutia matching.
其中图像预处理中的指纹图像增强是最关键的步骤，直接影响特征提取和匹配。
During this process, contour extraction form cross-section is the key step.
在此过程中，从断层测量图像中提取实体轮廓是关键的一步。
The feature extraction of palmprint is a necessary important step in automatic palmprint recognition system.
掌纹特征的提取在掌纹自动识别系统中是一个必不可少的重要环节。
Automatic and reliable extraction of minutiae from fingerprint images is a critical step in fingerprint matching.
在指纹匹配中，从指纹图像中自动和可靠地提取特征点是一个关键性步骤。
This paper studied the extraction of the pitch and yaw angular errors of the line-of-sight to seeker-axis under the function of MMW step frequency target identification.
本文研究毫米波频率步进目标辨识功能下获取弹目线相对于导引头轴的俯仰及偏航角误差的实现方法。
A critical step is the fingerprint enhancement that affects the process of thinning and minutia extraction directly.
其中图像预处理中的图像增强是最为关键的环节，直接影响着后面指纹图像的细化特征提取等处理。
And the extraction time has more obvious influence on the process than the pressure, so that the chelating reaction is a rate-control step.
萃取时间比萃取压力的影响更为显著，表明络合反应控制着该过程。
The preparation method of the xanthan gum comprises fermentation step, disinfection step, primary extraction, primary separation, secondary extraction and secondary separation.
本发明的黄原胶的制备方法，包括发酵步骤、消毒步骤、一级萃取、一级分离、二级萃取、二级分离。
We propose a complete 3 step solution to construct video scenes based on shots, including: shot boundary detection, shot feature extraction, and shots clustering.
本文提出了一种基于镜头构造视频场景的思路，包括三个环节：镜头边界探测，镜头特征提取和镜头聚类。
We propose a complete 3 step solution to construct video scenes based on shots, including: shot boundary detection, shot feature extraction, and shots clustering.
本文提出了一种基于镜头构造视频场景的思路，包括三个环节：镜头边界探测，镜头特征提取和镜头聚类。
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