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Objective: To study osteogenic capability of rabbit bone marrow stromal cells and biological characteristical identification in vitro in order to explore the appropriate methods of osteoblast culture in vitro and to select an idea source of seed cells for bone tissue engineer.

目的：研究兔骨髓基质细胞在体外培养条件下的成骨能力及生物学特性，探讨简便易行的成骨细胞体外培养方法，为组织工程选择理想的种子细胞来源。方法：取新西兰白兔骨髓液经离心后得骨髓单个核细胞，以1× 106／ml的细胞浓度进行培养，经传代培养，选择条件培养液培养(1640完全培养液中加入地塞米松10-8Smol／l，β-甘油磷酸钠10mmol／l，VitC 50μg／ml)作为骨髓基质细胞增殖和成骨的调节因子，通过倒置显微镜、HE染色、扫描电镜、碱磷酸酶(alkaline phosphatase，ALP)测定、Ⅰ型胶原免疫组化染色和四环素荧光钙染色等手段对获得的细胞进行生物学特性研究。

You need to check in is your identification.

你所需要的是用自己的身份证明登记。

Objective: To study the method and value of chemiluminescence application in identification of proteins in protemics research.

目的：探讨在蛋白质组学研究中应用化学发光技术分析鉴定蛋白质的方法和价值。

In order to improve the validity of identifi cation of digital image origin and predetermine accurately threshold of identification,a new probability density function of generalized chi square distribution is constructed within0,1 for asymmetrical distribution of noise correlation.

为了提高鉴别数字图像来源的正确性，正确设置判别阈值，针对噪声相关性的非对称分布，在0，1区间构造了一个广义chi平方分布的新函数，并提出了一种利用广义chi平方分布来描述噪声相关性的非对称分布和利用广义高斯分布来描述噪声相关性的对称分布的新方法。

Jingdezhen Ceramic Institute and Professor Lv Jinquan that they rely on the well-known in Jingdezhen porcelain, teaching emphasis on china clay, the traditional ceramic art research and identification, as well as new media and new technology development, the students after graduation can be inherited the ancient traditional techniques, but also make corresponding innovation.

景德镇陶瓷学院教授吕金全，他们依赖于著名的景德镇瓷器，教学重点放在了中国粘土，传统陶瓷艺术的研究和鉴定，以及新媒体，新技术的发展，学生毕业后可以被继承古老的传统技术，而且还做出相应的创新。

Chinaberry witches'broom, Ziziphus jujube witches'broom, Mulberry dwarf disease, JWB and Paulownia witches' broom phytoplasmas were identified by comparative studies of PCR amplify of phytoplasmal 16SrDNA、23rDNA and ribosomal protein gene, heteroduplex mobility assay, RFLP of PCR-amplified products (16S rDNA), cloning and sequence analysis of 16SrDNA and rp gene. An efficient procedure for rapid identification and differentiation of phytoplasmas was established, which could identify and differentiate phytoplasma collected from field.

通过对桑萎缩病、枣疯病、酸枣丛枝病、泡桐丛枝病和苦楝丛枝病植原体16SrDNA、23SrDNA和核糖体蛋白基因的PCR扩增、异源双链迁移率分析、16SrDNA PCR产物的限制性片段多态性分析以及植原体16SrDNA和rp基因的克隆和序列分析等比较研究，建立了一种快速确定未知植原体种类和分类地位的分子鉴别与鉴定优化程序；此程序可对田间采集的各种植物植原体样品直接进行快速鉴定和鉴别。

Purification and Identification of Chub Aristichthys nobilis Protamine;2. This paper is about the growth of Aristichthys nobilis and Hypophthalmichthys molitrix on the basis of Einar Lea in Nihe reservoir.

本文研究了泥河水库鲢鳙鱼的生长规律，根据莱亚的鱼体长和鳞长的关系式Ln/L =Sn/S分别推算出鲢鱼和鳙鱼的生长速度体长增长值；并计算出泥河水库鲢鳙鱼的体长与体重的关系、肥满度和生长方程。

Through extraction, separation, purification and structural identification, the functional compound in Chufa husk was found to be the same compound as that in waste slurry.

再次通过分离纯化、气质联用分析荸荠皮中的功能物质，发现其主要成分和实验中从产粉废浆中提取的功能因子相同。

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。

Objective:To carry on genuine and fake identification and quality evaluation to cinnamon samples of four domestic areas.

目的：对国内4个地区的5个肉桂样品进行真伪鉴定及质量评价。

In the chapter 2, the theoretic knowledge about the photosensitive resin and the grinding tools was firstly introduced.

第二章阐述了光固化树脂结合剂磨具的相关理论研究。

Do not use the program's indenting or margin-setting features; these will be added during typesetting.

不要使用缩排，页面边缘设置之类的选项，偶看不大懂。