查询词典 extraction thimble

The experimental results indicate that both of methods can accomplish defect extraction and segmentation automatically, which will lay a good foundation for flaw characteristic parameter extraction and recognition.

实验结果表明，针对不同的缺陷均能得到轮廓清晰的分割效果，为缺陷特征参数的提取和识别的实现打下坚实的基础。

Also the molecular structure and functional effects of this active component were studied in detail. 1 Extraction, separation, purification and structural identification of the functional component in Chufa After initial handling of waste slurry to solid powder, ethanol was used to lixiviate it followed by the extraction with petroleum ether,ethyl acetate,n-butyl alcohol one by one, the polarity of three organic reagents being changed from low to high.

荸荠功能因子的提取、分离、纯化及结构鉴定以马蹄粉厂产粉废浆为原料，经过实验室初处理成固态原料粉后，用乙醇浸提，再将浸提物以水悬浮，依次通过极性从小到大的石油醚、乙酸乙酯、正丁醇三种有机溶剂两相萃取分部，并以金黄葡萄球菌、枯草芽孢杆菌和致病大肠杆菌为指示菌，检测上述各部分提取物的功能效果。

Methods Conditions for the extraction were studied by orthogonal experimental design as guided by the content of notoginsenoside R1 and ginsenosides Rg1 present in the extract.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.

以三七皂苷R1和人参皂苷Rg1为指标进行正交试验，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。

In the first approach the metadata extraction is viewed as a classification problem. Three statistic classification models, including Support Vector Machines, Perceptron with Uneven Margins, and Maximum Entropy are studied. The approach suffers from the problems of ignoring the variance in lengths of documents and ignoring the dependency of text units within documents. To solve the problems, our second approach takes the metadata extraction as a sequence data labeling problem and makes full use of the sequential information.

论文首先研究了基于分类的元数据抽取方法，考察了支持向量机、非对称间隔感知机和最大熵模型在ADME中的应用；然后针对分类方法中存在的忽略文档之间的差异、不考虑文档上下文等问题，提出了基于序列数据标注模型的抽取方法，并结合最大熵马尔可夫模型、投票感知机模型和条件随机场模型进行了研究；最后本文根据前两种方法的设计思想和优缺点，研究提出一种新的结构预测模型—— CDASP（Coordinate Descent Algorithm for Structure Prediction），并将其应用于元数据的自动抽取中。

The traditional HMM for Web information extraction is sensitive to the initial model parameters and easy to lead to a sub-optimal model in practice. A hybrid conditional model to combine maximum entropy and maximum entropy Markov model is put formard for Web information extraction.

针对传统Web信息抽取的隐马尔可夫模型对初值十分敏感和在实际训练中极易得到局部最优模型参数，提出了一种最大熵和最大熵马尔可夫模型相结合的条件模型。

With these measures, we can solve the tasks of contour extraction and line representation extraction.

有了可以衡量待提取线条好坏的尺度以后，人们就可以通过对这个尺度函数的优化来从图像中获取期望的线条。

A new method of tea extraction was introduced,and analyzed the process of countercurrent extraction .

介绍了一种茶叶浸提的新方法，并对逆流提取的过程进行了分析。

Wu39-1,Wu43-1 and Wu50-2 were used to develop a handy extraction method of mtDNA in crucifer s on the basis of the sucrose-bedding method of mtDNA extraction and by means of four combinations of different centrifugal forces,differential centrifugation,and composition adjustment and dosage increase of buffer solution A.

以十字花科植物芸芥 Eruca sativa 、白菜型油菜 Brassica rapa 和甘蓝型油菜 Brassica napus ：武39- 1、武4 3- 1、武5 0 - 2为试材，在蔗糖衬垫法分离纯化m t DNA方法优点的基础上，通过4组不同离心力配比，采用差速离心法、改变缓冲液A的成分以及增加缓冲液的用量，建立了一种简便提取十字花科植物mt DNA方法。

In order to gain higher magnetic performance and solve air pollution problems in extraction process of Fe-Cr fibers,cupreous body of Cu-13Fe-2Cr in situ composite materials were corrupted by using chemical extraction .

为解决Fe-Cr纤维提取过程中容易造成空气污染的问题，使得到的纤维具有较高的磁学性能，采用化学萃取法腐蚀掉Cu-13Fe-2Cr原位复合材料中的铜基体，制备了Fe-Cr金属纤维；通过调整硝酸与双氧水比例抑制NO2的产生；通过改变清洗方式使纤维具有较高的磁性。

One new extraction process of L-arginine from cystine mother liquor has been developed based on the result, the extraction rate of L-arginine is higher than 80%.

根据实验结果开发了从胱氨酸母液提取L-精氨酸的工艺，提取率达到80%以上。

Tom: You are right, he worked hard all the time.

你是对的。他一直都是努力工作。

Take shortcomings,failures,and mockings of others as commonplace and a drive to complete oneself,hold your own opinion over the evalution and disscution divested from others,afterwards sink into the state of eliminate mistakes if any or encourge oneself being not being influenced by the sayinngs of others or having no ideas to do.

把缺点、失败及别人的耻笑等看成是一种常事，当成完善自己的动力，对别人的评价和议论自己心中有主见，做到&有则改之，无则加勉&，不为人言所左右或无所适从。