化学过程

Co.,Ltd.,Tianjin 300380,China;4.Beijing Zhaoyan New Drug Research Center Co.,Ltd.,Beijing 100176,ChinaAbstract: The occurrence,migration,tissue localization and quantity changes of IgM+,IgG+ and IgA+ B lymphocytes in chicken caecal tonsil were examined using the IgM,IgG and IgA monoclonal antibodies by immunohistochemical method.

通过免疫组织化学方法，应用IgM、IgG和IgA单克隆抗体研究了IgM+、IgG+和IgA+ B淋巴细胞在鸡盲肠扁桃体中的出现、迁移、组织定位分布以及数量变化规律等一系列发育过程。

The study at the undergraduate stage will provide students with strong backgrounds in theoretical fundamentals and systematic expertise of materials science and engineering, help students learn about the trend of development in this field, master necessary experimental and computational methods, skills, and have a good command of a foreign language, educate students to develop engineering problem solving skills or enable them to develop new materials, products, processes, and equipment, and capacitate them to sort out problems in practical applications by methods of analyzing chemical composition and structure of materials, controlling material manufacturing process and quality, and testing and analyzing material properties, and by techniques of synthesizing materials and processing material products.

学生通过本科阶段的学习，牢固掌握材料科学与工程学科理论基础和系统的专门知识；了解本领域的发展动向；掌握必要的实验、计算方法和技术；精通一门外国语；具有解决工程问题或从事新材料、新产品、新工艺、新设备的开发能力；能运用材料化学成份和组织结构的分析方法、材料的制造过程和质量控制方法、材料性能检测和分析方法、材料的改性技术、材料制品的加工工艺和技术等解决实际应用问题。

The equilibrium volume fraction, chemical driving force of carbonitride precipitates, atom fraction of each element in austenite and carbonitride at different temperatures were calculated.

以析出热力学为基础，对Fe-Nb-C-N系统中奥氏体/碳氮化物的热平衡过程，计算了不同温度下碳氮化物析出相的平衡摩尔分数、化学驱动力、各组元的原子分数及奥氏体组分等。

Survivin and VEGF may be a stimulative factor in the progression of Colonic Adenomatous polyp and Colon Cancer for predicting adenomatous polyposis carceration and chemor-interfering carceration progress.

VEGF在腺瘤的增生、癌变、肿瘤的形成、生长和血管形成中起重要作用； Survivin可能是大肠腺瘤发展及癌变过程中的重要促进因子，对于预测大肠腺瘤癌变可能性及化学干预有重要意义。

Abstract〕Objective:To study the expression of BMP3 mRNA in human normal,carious and inflammatory pulp tissues.

既往，有学者采用免疫组织化学、核酸分子原位杂交技术，分别研究了BMP〔1〕和BMP-2A基因〔2〕在牙胚中的分布与表达，认为它们在牙胚的发育过程中有重要意义。

In this study,using immunohistochemistry we investigated the expression patterns of maize genes homologous to human p53 and c myc during caryopsis development st...

利用免疫组织化学方法探测了与人类p5 3和c myc基因同源的玉米基因在玉米颖果发育过程中的时空表达模式。

In this study,using immunohistochemistry we investigated the expression patterns of maize genes homologous to human p53 and c-myc during caryopsis development stages in maize.

利用免疫组织化学方法探测了与人类p53和c-myc基因同源的玉米基因在玉米颖果发育过程中的时空表达模式。

The effect of pre-polarization for Pt electrode on the behavior of anodic electrochemiluminescence of luminol in alkaline solution was studied. It was found that the Pt electrode cathodically prepolarized in alkaline solution with dissolved oxygen could enhance the ECL peak at about 0.22Vvs.

研究了铂电极的不同预极化处理过程对碱性鲁米诺阳极电致化学发光和阳极极化曲线的影响，发现在碱性含氧溶液中预还原处理的铂电极可增强0.22Vvs。

However, the fabricbeing made of cellulous fiber such as cotton, can form wrinkle easily in theproceeding of using, because of their special super molecule structure and chemical structure.

但是，棉纤维由于其特殊的超分子结构和化学成分，在服用过程中容易形成死皱，严重影响了服装的服用美观性。

There are some basic chemicophysics problems about the foaming extrusion processing to be studied and clarified. The relationship between the formula, the processing condition, the apparatus parameter setting and the density, the physicomechanical properties, rheological property, were researched in detail in this artical, according to the extrusion process of PVC in the rheometer.

但在其低发泡挤出过程中尚有许多基本化学物理问题有待研究，本文利用PVC在流变仪的挤出加工，详细研究了相关配方、工艺条件、设备参数设定与发泡PVC制品的密度、物理机械性能以及加工流变性的关系。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。