摘要:通过单因素实验研究鲍鱼多糖提取工艺参数.通过对固液比、提取温度以及提取时间的研究,确立各因素工艺条件,采用苯酚-硫酸法测定其多糖含量.当固液比为1:40、温摩为80℃、提取时间为3h时,得到了较好的提取率.在选择的最佳的工艺参数下,提取的鲍鱼粗多糖中多糖含量为74.89%,鲍鱼(干)中多糖含量为9.23%.%Extraction technological parameters of polysaccharide in abalone were studied with themethod of single factor experiment. The condition of each factor for extraction polysaccharide form abalone was established through the, experiments of different ratios of material to extraction solvent, extraction temperature and extraction time. The method of phenol-sulfuric acid was applied to determining the content of the polysaccharide. The conditions of the factors were material to extraction solvent was 1:40, extraction 3 hours, extraction temperature as 80 ℃, and the content of polysaccharide in the raw polysaccharide was 74.89%, the content of polysaccharide in dried abalone was 9.23% under the selected technological parameter.
摘要:It summarized the research progress of psammophytes ' genetic diversity onmorphological, cytological, biochemical and molecular level, and discussed their advantages and disadvantages in this paper.%本文从遗传多样性研究的4个水平(形态学水平、细胞学水平、生化水平和分子水平)综述了我国沙生植物遗传多样性研究的进展,并讨论了沙生植物遗传多样性研究中存在的优缺点.
摘要:ERP系统多语种票据设计的关键是根据在企业跨国业务中的业务流程创建业务视图逻辑,并从后台数据库中选择数据.通过业务视图逻辑重点分析和重构Compiere ERP&CRM的发票数据模型,并提出基于Oracle10g的Compiere多语种票据业务视图逻辑的柔性设计思路和实现方法.%A key of design the Multilingual Bills for ERP system is to create Service View Logic andselect data from Database based on workflow in the transnational business between two enterprises. In this paper, we mainly analyzed and rebuild the Data model of Invoice for Compiere ERP & CRM by way of Service View Logic, then promote a flexibility design idea and solution to be realized for Service View Logic of Multilingual Bills of Compiere on Oraclel0g Database.
摘要:由于GIS中不但涉及属性数据,而且还涉及地理空间数据,因此数据量相对庞大,所以在设计和实现WebGIS时。必须考虑其性能问题.为了更高效地实现基于WebService的WebGIS的相关功能,有必要对其性能进行优化,这可通过增大Web Service颗粒度,不使用XML作为WebGIS系统内部的接口,压缩SOAP,通过异步访问服务器端Web Service中的Web方法,优化数据库,使用客户端和服务器端缓存等一系列优化措施来加快数据的访问速度,减轻网络传输负载,提高基于Web Service的WebGIS性能.%It not only includes attribute data in the CIS, but also includes the geo-spatial data, arelatively large amount of data, so we must consider the performance issues in the design and implementation of WebGIS. In order to more efficiently" implement the relative functions of a WebGIS based on Web Service, it is necessary to optimize the performance, which can increase the particle size of Web Service, do not use XML as the WebGIS interface within the system; compressed SOAP, an asynchronous Access Web method in Web Service of server-side, optimizing the database, using the client and server side caching and a series of optimization measures to speed up data access speed and reduce network traffic loads and improve the performance of WebGIS based on Web Service.
摘要:This Paper disscusses the concept of traditnnal medicine and its relainhip with nonmaterical cultural heritage, It give a view about the problem of inheritors in the intangible cultural heritage about traditional medicine.%本文论述了传统医药的概念、内涵、及其与非物质文化遗产的关系,就传统医药非物质文化遗产保护中的传承人问题提出自己的看法.
摘要:本文通过对两组学生两次考试成绩进行分析,并对学生和老师进行问卷调查和座谈,证明:在高职高专医学专业工学结合模式下儿科临床教学的改革中,只有早期接触临床、采用工学结合的教育模式、不断提高临床教师教学水平,才能更好地适应医学高职教育的需要,培养面向基层的高素质实用型卫生人才.%Methods: We selected 303 students of clinic majors of 2007 grade of three-year collegeand divided them into two groups: traditional teaching group and clinical learning group that is a teaching reform group. We analyzed two exams performance of each group, conducted questionnaire survey and symposia among students and their teachers in the clinical learning group. Results:the tradition group performce was better than the clinical group in the paediatric theory exams, and there was no difference in the case analysis exams, and the students of clinical learning group (teaching reform group) were more capable of interpersonal communication, vocational accomplishment and adaptability of society than the traditional teaching group. Conclusion: measures of the continuous improvement of clinical teachers' teaching performance, the teaching mode of early clinical contact and intergration of work-learning, were more capable of meeting the needs of higher vocational medical education and educating base-oriented, high-qualified and applied talents in the teaching reform of higher vocational education of medical specialities
摘要:缄默知识作为评价教师专业水平的重要依据,对教学实践中教师教学行为产生重要影响.本文通过分析缄默知识的特性和内隐学习过程.提出了如何运用信息技术促进教师获得缄默知识的策略.%Tacit knowledge as evaluation teachers' professional level have an important impact onteacher's teaching behavior in class. The author puts forward how to apply information technology to promote teachers get tacit knowledge strategy, by analyzing the characteristics of tacit knowledge and implicit learning process.
摘要:In this article, we mainly use the property of the Green' s Functions to verify the coneexpansion and compression of Krasnoselskii cone fixed point theorem which'had been applied to study the distributed delay functional differential equations. By using of the nature of Krasnoselskii fixed - Point theorem, we obtained the sufficient solutions for the existence of positive solutions. We acquired the existence of the positive periodic solution for a differential equation with distributed delay.%本文主要利用Green函数的性质,通过验证Krasnoselskii不动点定理中锥拉伸或锥压缩的条件来获得周期正解的存在性.通过使用Krasnoselskii锥不动点定理,研究了一类具有分布滞量的微分方程正周期解的存在性.
摘要:Methods: Make classified statistics and evaluation about the reports which come from fiveAAA hospitals of the untoward effect of Lavo-ofloxacin. Results: There are plenty appearances of untoward effects of Lavo-ofloxacin which can injure many systems in one's body. Among these are untoward effects in digestive system, nervous system and skin. Conclusions: Lavo-ofloxacin should be used more reasonable in clinical medicated. To alert the potential the dangerous of untoward effects which caused by the unreasonable medicine using.%通过对五家三甲医院左氧氟沙星不良反应病例报告进行分类统计和分析评价.结果表明左氧氟沙星的不良反应临床表现多,累及人体多个系统.较常见的不良反应为消化系统、神经系统及皮肤过敏等反应.临床应重视左氧氟沙星的合理使用,警惕可能因药物的不合理使用诱发严重不良反应的潜在危害因素.
摘要:According to the population dynamics theory, we applied ecological model for survey andexperimental data about coccinella undecimpunctata linnaeus and aphis gossypii, established a predator-prey population dynamical model with age-structure about them to discuss external environment impact on biotic population. The more intrinsic rate of increase, the more quickly growth, the bigger peak and the shorter time the aphis gossypii will reach. The maximum number of aphis on cotton plant gets bigger, bursting time of aphis delayed constantly. Changing temperature on them differentiate the bursting time and peak of aphis obviously. The coccinella undecimpunctata and the aphis has the obvious follow relations.%对新疆棉区十一星瓢虫与蚜虫相关调查和实验数据,按照种群动力学理论,建立具有阶段结构的种群动力学模型,探讨外界环境对生物种群之间的影响.结果表明:蚜虫内禀增长率越高,则蚜虫种群增长速度越快,峰值越大且所需的时间也越短.随着棉珠的单株最大容蚜量的增大,棉蚜爆发的时间不断推迟.而温度对瓢虫的转化率和死亡率的影响使得蚜虫爆发的时间和峰值有明显的区别.瓢虫和蚜虫的种群变化具有明显的跟随关系.
摘要:本文采用环境库兹涅茨模型分析内蒙古主要工业污染物与经济增长的关系.结果表明,内蒙古的工业废水排放量、工业固体排放量均与人均GDP呈倒N型关系,工业废气排放量与人均GDP呈线性正相关的关系.各工业污染物的EKE曲线目前处于不同阶段.最后提出促进内蒙古环境与经济可持续发展的措施和建议.%In this paper, We used the Environmental Kuznets model to analyze the relationship betweenthe major industrial pollutants and economic between the emission of industrial waste water growth in Inner Mongolia. We derived that the curve and the per capita GDP in Inner Mongolia was down with the N-shaped relationship, the curve between the per capita GDP in Inner Mongolia and the emissions of industrial waste gas was a linear correlation relationship and the curve between the emissions of industrial solid waste and the per capita GDP also showed a N-type relationship. We analyzed the current phase of the curve. Finally, given the above analysis results and the actual situation of Inner Mongolia, We proposed the proposals to promote the environmental and economic development
摘要:This paper use a new testing model to detect herd behavior on the Shanghai StockMarket. The new model which is derived from the basic idea of GCAPM implies that when investors herd on a given portfolio, there will hold a non-linear relationship between the expected return rate of that portfolio and the average return rate in the markets. Empirical test finds that a great number of portfolios exist herd behavior on the Shanghai Stock Market.%本文借鉴GCAPM模型对我国上海股票市场进行羊群行为检测:如果投资者对某一资产组合存在羊群行为,那么该组合的预期收益率将于市场上的平均预期收益率呈现非线性关系.实证检验结果表明我国上海股票市场中大部分的资产组合存在显著的羊群行为.
摘要:想象是人的心理活动与心理现象,无论是文艺创作还是科学发明都离不开想象.在艺术教学中培养学生的想象能力有助于发挥学生的艺术创作思维,提高他们的艺术鉴赏水平,是学生进行艺术创作的重要环节.本文通过以民族院校艺术教育为例论述了想象力的培养在艺术教学中的重要性,使学生的想象创作力得到最大的发挥,创作出更多优秀的作品.%Imagination is a human mental activity and psychological phenomena. Both literary andartistic creation or scientific discoveries are inseparable from the imagination. Teaching students in the art of the imagination help art students to divergent thinking, to improve their level of art appreciation. The students were an important part of artistic creation. This paper discusses the cultivation of imagination, people understand the importance of teaching in the arts, arts education, for example by national institutions to explore the creative imagination of students get the most of it, to create more excellent works.
摘要:The artical compares individual pollution index, Nemero comprehensive index andosculating method of surface water in the application of environmental assessment. By assessing the water quality monitoring sections of Tongdian River in Lanping and appraising each section's water environmental quality based on five main heavy.metal pollutions (Cd, Cu, Pb, Zn, Mn) , we can point out the advantages and disadvantages of the three environmental assessment mentioned above and analyze each one's value of practical application as well as its value of theoretical investigation.%本文通过比较单项污染指数法、内梅罗综合指数法、密切值法在地表水环境评价中的运用,以兰坪县通甸河中Cd、Cu、Pb、Zn、Mn五种主要重金属污染物含量对各监测断面的水环境质量进行了综合评价.指出了以上三种评价方法各自的优势与不足,分析了它们的实际运用及理论研究价值.
摘要:中央民族大学(Minzu University of China)坐落于北京学府林立的海淀区,南邻国家图书馆,北依中关村科技园,校园环境典雅。中央民族大学的前身是1941年9月中国共产党在延安创办的民族学院。1951年6月,中央民族学院在北京正式成立,乌兰夫任首任院长。1993年11月,更名为中央民族大学。现任校党委书记为鄂义太教授、校长为陈理教授。
摘要:本文介绍了桑寄生科植物包含类型及其植物特征,并对近几年来桑寄生科植物研究进行整理,总结其化学成分的结构特点和医药应用.且简单论述了同类资源彝医药桃树寄生的研究意义.%This study was described the contents and vegetation characteristics of Loranthaceaeplants. The research on Loranthaceae plants in recent years were collated and summarized, as well as their constituents and medicinal applications. The research significance of Scurrula parasitica of Yinationality medicine, belong to Loranthaceae,was discussed.
摘要:中药归经理论的研究对解释中药作用的趋向性具有重要的意义,本文简要介绍了中药归经及其现代研究方法,并总结归纳了环核苷酸检测法研究中药归经的研究进展,为进一步完善归经理论的研究提供了一定的参考.%Research on Chinese meridian theory is of great significance on interpretation oftraditional Chinese medicine theory. This article introduces the Chinese meridian theory and modern research methods, summarized the detection of cyclic nucleotide research progress in Chinese meridian theory. To improve the study of Chinese meridian theory offer the reference.
摘要:有关三角模糊数排序的研究近年来受到了人们的广泛关注,其理论方法的研究以及实际工程的应用已经获得了一些成果.文章介绍了三角模糊数的定义和运算规则,以及三角模糊数的均值和方差,简要的评述了各种三角模糊数的排序方法.%In recent years, the research about the rank of triangular fuzzy numbers has received people's widespread attention, and the research of its theory method as well as the application of actual project has already obtained some achievements. The triangle fuzzy number's definition and the operational rule as well as the triangle fuzzy number average value and the variance are introduced in this article. It briefly comments on each triangle fuzzy number rank method.
摘要:Semilinear hyperbolic partial integro-differential equations are studied by modified H1- Galerkin mixed finite element methods. Optimal order error estimates are obtained for both semidiscrete and fully discrete solutions. The main feature of this method is that the approximations have the same rate convergence as in the classical mixed finite element methods without the LBB consistency conditions.%利用修正的H1-Galerkin混合有限元方法研究了多维半线性双曲型积分微分方程,得到了半离散解及全离散解的最优收敛阶误差估计,该方法的优点是不需验证LBB相容性条件.
摘要:本文对权值为随机变量的无向随机网络的最优树进行了分析.证明了随机网络最优树仍为一随机变量,并给出了已知随机变量密度分布的最优树权值和的求解方法与模拟.最后对未知随机变量进行分析,并给出方法.%This paper analyses the problem of finding minimal-tree probability distributions in random graphs whose branches are weighted with probability functions, and gives a method to get the probability distribution. Finally it discusses briefly the method of unknown weighted random graphs.
摘要:The experimental inelastic electron tunneling spectra of a serial of hexadecanethiol molecular junctions have finally been reproduced by first principles simulations. It is found that the peak of the C-H stretching vibration becomes dominant when the molecule is titled 55 degree relative to the electrode surface. Thees C-H stretching mode is assigned to the CH2 vibration which is next to the S atom. The computational results are in good agreement with the experimental measurements.%本文利用第一性原理计算出十六烷硫醇氟化分子非弹性电子隧穿谱的实验测量结果.理论计算结果表明,当该类型分子与电极表面成55°时,C—H伸缩振动模式对隧穿谱贡献处于整个谱峰的主要地位,而且该振动模式主要来源于与S原子相邻的亚甲基基团的伸缩振动模式.本文的计算结果与实验测量相吻合.
摘要:构建了随机需求下基于制造商、零售商和第三方物流商(3PL)组成的具有产品再制造功能的闭环供应链定价模型.利用博弈理论分别对模型在集中决策与分散决策情况下进行了分析并结合算例验证得到了结论:集合决策下销售价格低于分散决策,回收价格高于分散决策,销售量大于分散决策,并且前者的系统利润明显大于后者.系统决策下的各项指标均优于分散决策.最后结合机电配件行业为例,进行了实证分析,说明了文中的定价模型的有效性和实用性.%This article demonstrates the price decision model with closed-loop that contains the manufacturer, the retailer and the third-part logistic operator under stochastic demand; it has the recycle and remanufacturing function of product. Based on game theory, the model is analyzed under the centralized-decision and the decentralized-decision and comes to an conclusion that all variables under centralized-decision are prior to that of decentralized-decision. The retailer price of the former is less than the latter; the recycle price and the product's quantity are more than the latter. Besides, the profit of the centralized-decision is obviously grater than that of the decentralized-decision. Lastly, the analysis is given in machined and electric parts, which is presented method effective.
摘要:By analying the development and prospect of traditional medicine, this assay points the importance of it in order to inherit the euhural heritage. In the meantime, people is the principal part to transmit the culture dynamicly. We can promote the effectiveness and acceptance of traditional medicine by cultivating the successor, and can also improve the traditional medicine business.%本文通过分析我国民族传统医药的发展现状及前景,指出其在文化传承过程中的重要性;同时,人是文化活态传承的主体,通过传承人的培养,能够提高民族医药的有效性和认可度,从而加快民族医学事业迅速发展.
摘要:从定量的角度分析了随机利率下有赎回条款的可转换债券的价值构成,并在股价服从广义O-U过程的条件下,利用鞅定价方法推导出可转换债券的定价公式.%The value composition of the convertible bond is discussed in a quantitative analysis. Under stochastic interest, the stock has dividend-paying and obeys Exponential Ornstein-Uhienbeck Process Model. The pricing formulas of the convertible bond are obtained by means of Martingale approach( risk-neutral valuation).
摘要:This paper applied the SAS to analyze the relationship between the major industrial pollutants and economic growth in Guang Xi province based on Cointegration theory. We found longterm balanced relationship and short-term tendencies relationship between them. The results showed that the curve between the per capita GDP in Guang Xi and the emissions of industrial waste water, waste gas and solid waste were U-shaped, reverse U-shaped and N-shaped. Finally, some advise was proposed.%本文基于协整理论,利用SAS软件分析了广西环境污染与经济增长的关系,建立了两者的长期均衡关系式和短期动态关系式.结果表明,广西工业废水排放量、工业废气排放量、工业固体废弃物排放量与人均GDP分别呈u型、倒U型、N型.最后提出了一些合理化的建议.
摘要:本文综述了近年来药用植物定心藤的植物学及生药学研究、化学成分、药理活性、民族应用等方面的研究进展,为开发利用这一天然资源提供科学依据.%The latest progress on botany, chemical constituents, pharmacological activity and application in Chinese minority traditional medicine of Mappianthus iodoides were reviewed in the paper. It provided references for development and utilization of Mappianthus iodoides
摘要:In this paper, eight major provinces or areas are investigated. The urban-rural income gaps within each of and among the eight provinces or areas are analyzed. Surplus-expectation coefficient and Engelian coefficient are used to analyze the urban per capita disposable income and annual per-capita net income for rural residents based on the survey data from 2000 to 2009. Furthermore, the cause's analysis for the urban-rural income gaps is provided considering the annual rate of growth of GDP per capita, industrial structure, relevant policies and practical situation.%本文以民族八省区作为研究对象,利用城镇居民人均可支配收入和农村居民人均纯收入的余期望系数、恩格尔系数为主要指标,采用2000年至2009年的统计数据,对八省区之间和八省区内部的城乡收入差异程度进行分析,结合人均GDP的年均增长率和产业结构以及相关的政策和实际情况,给出造成我国民族八省区城乡收入差异的因素分析.
摘要:In this paper, on the basis of the previous work of Perona and Malik and Catte, etc. , we propose the modified model of image denoising, do the model's numerical simulation. The experimental results show that the model can not only remove the noise effectively, but also to enhance and maintain the edge, and make the processed image sharpness. And contrast are greatly increased, looks also more really and naturally.%本文在Perona和Malik及Catte等前人的工作基础上提出了一种新的图像去噪模型,并做了数值仿真,实验结果证明该模型不但能有效地去除噪声,而且能增强边缘并保持边缘位置,使处理后的图像清晰度和对比度都有大大增加,看上去也比较真实自然.