3,401 research outputs found

    A Research on Improvement of Performance Management System of A Manufacturing Enterprise Customer Service Dept.

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    对于成功的企业来说,商业模式和内部管理都是不可或缺的。在大环境不佳、整体处于低迷的制造行业,深化内部管理,加强自身体质是维持企业生存的必须方式。 A制造企业目前正面临这样的问题,在过去凭借着技术优势以及旺盛的市场需求下掩盖的各类问题,正逐渐开始影响A制造企业的运作。随着技术门槛的降低、各项成本的上升、竞争者的增加、客户品味的提升等,企业的优势正逐渐被侵蚀,企业迫切需要通过内部管理的改善和优化。特别是直接面对客户的客户服务部门,更需要做出调整。 研究客户服务部门对下属人员的绩效管理体系,运用问卷调查等方式,发现体系中存在诸如指标不合理、考核流程形式化、相关人员动力不足、绩效管理重视不够,绩效...Business model and internal management are the key items for the successful enterprise. Especially in the badly economic environment, deepen internal management and enhance manufacturing enterprise’s constitution is the only way to sustain the enterprise survival. A manufacturing enterprise is suffering the similar problem now. In the past, the technical advantage and the strong thirst market req...学位:工商管理硕士院系专业:管理学院_工商管理硕士(工商管理硕士)学号:1792014115070

    Novel methods for spatiotemporally encoded single-shot MRI and chemical exchange saturation transfer MRI

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    时空编码磁共振成像(spatiotemporallyencodedMRI,SPENMRI)是一种新型的超快速磁共振成像技术。该方法保留了回波平面成像序列快速采样的特性,并能够有效地克服不均匀磁场和化学位移引起的畸变或伪影,有着广阔的临床应用前景。由于特殊的二次相位编码机理,SPENMRI图像不能通过常规的快速傅里叶变换进行图像重建。超分辨率重建(super-resolvedreconstruction,SR)是针对SPENMRI方法提出的一种数据后处理技术,它可以在不增加采样点数的情况下,极大地提高SPENMRI图像的空间分辨率。目前存在很多SR算法,例如共轭梯度法、部分傅里叶法、去卷积法和基...Spatiotemporally encoded MRI (SPEN MRI) is a recently proposed ultrafast technique. Compared to EPI, SPEN MRI remains the outstanding performance in imaging speed, while possesses much better resistance to inhomogeneous B0 field and chemical shift effects. The advantages of SPEN MRI show enormous potential in clinical applications. Limited by the quadratic phase encoding, the data of SPEN MRI cann...学位:工学博士院系专业:物理科学与技术学院_电磁场与微波技术学号:3332014015429

    The Regulating Function of Nucleoporin Sec13 in Central Nervous System and Pheriphral Nervous System Myelination

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    核孔复合体是细胞核核孔上由核孔蛋白组成的复合体,为细胞质和细胞核之间物质运输提供通道。运输的物质包括小分子和大分子蛋白、mRNA等,而准确无误的核孔复合体组装对维持细胞生理功能必不可少。脊椎动物核孔复合体中包含Nup107-160复合体,Sec13是其组成成分。同时,Sec13还参与COPII囊泡的构成。近年来,研究发现Sec13在视网膜发育和消化系统发育中具有重要作用,另外,同为Nup107-160复合体组成成分的Nup133被证实在小鼠神经干细胞分化中具有调控作用。那么Sec13在神经系统发育尤其是髓鞘发生中有无作用?这引起了我们的兴趣。 首先,我们的实验结果显示,Sec13是一个泛组织...Nuclear pore complexes(NPCs) are large complex formed by nucleoporins that anchor at the nuclear pore. They serve as channels connecting the nucleus and cytoplasm.These molecular exchanges include the movement of small molecules and transportation of large proteins as well as RNA.Precise assembly of nuclear pore complexes is the Key for the maintainance of normal cellular physiological functions.T...学位:理学硕士院系专业:生命科学学院_生物化学与分子生物学学号:2162013115257

    A New Stratagy for Reliably Isolating Heritable Mutations Generated by CRISPR/Cas9-mediated Genome Editing

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    基因编辑作为研究基因功能的重要研究手段在近年来得到突飞猛进的发展。从二十世纪50年代开始,科学家便不断探索基因编辑的新方法。直到2013年,基因编辑的方法取得了突破,CRISPR/Cas9系统因操作简单、效率高而被迅速应用到各种生物的基因编辑当中。将细菌免疫系统中的CRISPR/Cas9系统应用到植物体当中,需要面临很多应用上的问题。其中最关键的两个问题是CRISPR/Cas9系统在植物体中的表达以及产生突变后如何尽快筛选到可遗传的突变体。目前在拟南芥中,研究者通过改变CRISPR/Cas9系统中的相关启动子,在获得突变体的效率上取得了一定的进展,但由于获得拟南芥转基因植株采用的是花序侵染法,...Gene-editing,an important technique in studies of gene functions, has developed rapidly in recent years. Scientists had been exploring new ways to edit genes since 1950s.In 2013,CRISPR/Cas9, with its high efficiency and simplified operation,was applied into gene-editing. It is a breakthrough in gene-editing. But in practice, scientists have encountered new problems using CRISPR/Cas9, a part of bac...学位:理学博士院系专业:生命科学学院_细胞生物学学号:2162013015410

    The Culture and Thoughts’ Origin of Tan Kah Kee’s Spirit——Also On Tan Kah Kee’s Humanistic Concern Spirit

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    陈嘉庚是中国近代以来著名的爱国华侨领袖,杰出的实业家、教育事业家和社会活动家。二十世纪二十年代其商业王国处于巅峰之际,他被誉为“马来亚的亨利•福特(HenryFord)”,也被称为“中国的‘司丁列思’(Stinnes)”。他被毛泽东誉为“华侨旗帜,民族光辉”,现今成为全球华人的人格标杆和精神领袖。 陈嘉庚的一生历程大致可以划分为三个阶段,第一个阶段是从1874年出生至1890下南洋前;第二个阶段是自1890年首下南洋至1950年回国定居前;第三个阶段为1950年回国定居至1961年去世。第一和第三阶段的岁月,他都是在中国完整度过,前者是一种吸收各种文化思想的阶段,后者则是他的思想...Tan Kah Kee is a famous patriotic overseas Chinese leader, outstanding industrialist, educational entrepreneur and social activist in Chinese history. In the 1920s, when his commercial kingdom was at its peak, he was known as the "Henry Ford of the East", also known as China's "Stinnes". He was praised by Mao Zedong as "overseas Chinese flag, national glory", and now he become the global Chinese p...学位:历史学博士院系专业:南洋研究院_专门史学号:2552010015379

    An Analysis of “Aid-for-Trade” and Recipients’ Export Performance

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    千年发展目标提出以来,发达国家承诺的援助额度越来越多,在发展中国家、尤其是最不发达国家改善一国贫困状态和促进经济增长方面发挥了重要作用,也对其贸易的增长提供了外在的驱动力。但是,随着贸易自由化运动的泛滥,加上出口方面,税收收入的损失以及出口竞争的增加,发展中国家的竞争力在全球市场上进一步落后。WTO意识到欠发达国家结构性以及供给相关的约束严重制约了其参与国际贸易,据此成立了促贸援助特别工作组(TaskForce),开始启动“促贸援助”倡议。较之于传统的官方发展援助,“促贸援助”重点关注受援国的贸易增长,增强一国在国际贸易中的参与感。目前,关于“促贸援助”有效性的研究不多,并且受制于传统援助可能...Since the introduction of the MDGs, the developed countries have committed more and more aid, which has becoming the external driver for the global trade. However, with the proliferation of trade liberalization, less developed countries in the global trading system has suffered a severe isolation. Recognizing that the structural and supply-related constraints of the LDCs severely constrained their...学位:经济学硕士院系专业:经济学院_世界经济学号:1572014115191

    小鱼仙草精油化学成分的GC-MS分析

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    福建省科委基金资助项目 (K20096);福建省自然科学基金项目;国家中医药管理局项目 (2000-J-P-40

    Epidemiologic Study on Mortality Due to Lung Cancer in Residents in Xiamen in 2005-2014

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    目的探讨厦门市居民肺癌死亡变化趋势,为厦门市肺癌综合防治工作提供依据。方法收集整理2005-2014年厦门市居民肺癌死亡资料,计算死亡率等评价指标,用多因素Logistic回归分析肺癌死亡的影响因素。结果 2005-2014年,厦门市居民肺癌死亡率为28.58/10万,年均上升4.86%,男性是女性的2.90倍;死亡率随着年龄的增长逐渐升高,死亡年龄中位数为68岁。男性(OR=3.50,95%CI:3.29~3.73)、生活在城市(95%CI:1.12~1.26)和2010-2014年时间段(OR=1.23,95%CI:1.17~1.30)、年龄越大(OR=1.53,95%CI:1.52~1.55)可能是肺癌死亡的危险因素。结论厦门市居民肺癌死亡率呈上升趋势,应以城市、男性、老年人群作为重点关注对象,重视肺癌防治工作。Objective To explore the trend of mortality due to lung cancer in residents in Xiamen, to provide the basis data on preventing lung cancer in Xiamen. Methods The data of residents in Xiamen dying of lung cancer from 2005 to 2014 was collected. The multiple logistic regression was used to analyze the impact factors associating with the death due to lung cancer. Results From 2005 to 2014, the average mortality rate of lung cancer in residents in Xiamen was 28.58 per 100,000 persons., of which in male was2.90 times as many as that in female. The APC was 4.86%. The mortality rate rose as the age grew and the median age was 68 years old. Male(OR=3.50,95% CI:3.29~3.73),living in the city(95% CI:1.12~1.26) and time 2010-2014(OR =1.23,95% CI:1.17~1.30),age(OR =1.53,95% CI :1.52~1.55) may be the dead risk factors for lung cancer. Conclusion The mortality of lung cancer in Xiamen had a increasing trend. We should pay more attention on preventing and curing of lung cancer especially on the urban, male and elderly population.2014年福建省卫生计生委青年科研课题(2014-2-78

    Estimation of Varying-Coefficient Spatial Auto-Regression Panel Model with Random Effects

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    具有良好可读性和稳健性的变系数模型在各学科领域应用广泛。本文构建了一种新的随机效应变系数空间自回归面板模型,运用截面极大似然估计方法,导出了模型的估计量,证明其具备一致性和渐近正态性,蒙特卡洛模拟研究显示估计量的小样本表现效果良好。Varying coefficient models with superior readability and robustness have been widely used in a variety of research fields. In this paper, it proposes the new varying coefficient spatial autoregrcssive panel model with random effects. By the profile maximum likelihood estimators are constructed, it gets the consistency and asymptotical normality of these estimators. The Monte Carlo simulation shows that the estimators have good performances under finite samples.本文为国家社会科学基金项目“半参数变系数空间自回归模型的理论及应用研究”(16BTJ018)、教育部人文社会科学重点研究基地重大项目“集聚经济下的中国地方政府财税行为研究”(15JJD790029)、教育部人文社会科学项目“空间自回归单指数模型的理论和实践”(13YJA9100002)和福建省自然科学基金项目“几类新的变系数空间白回归模型的估计和应用研究”(2017J01396)的阶段性成果

    公务员的使命效价与工作热情关系研究——基于资源保存理论视角的研究

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    国外研究发现,公务员的使命效价对于个体的动机与绩效具有重要影响。遗憾的是,国内关于公务员使命效价的相关研究几属空白。以厦门市294名公务员为研究样本,基于资源保存理论的视角首次在国内探索使命效价影响公务员工作热情的机制与边界条件,研究发现,公务员的使命效价能够显著地正向影响其工作热情,并且工作嵌入在其中起到了部分中介的作用;组织支持感、领导成员交换在使命效价与工作嵌入的关系中起到了正向调节作用。研究结论不仅基于资源保存理论视角扩展了我国公务员的使命效价与工作热情研究,也为贯彻\"不忘初心、牢记使命\"的十九大精神以及构建服务型政府提供了有益启示。国家自然科学基金项目“中国情境下工会-管理层合作、高绩效工作系统对员工态度的跨层次影响机制研究”(71402153);国家自然科学基金项目“作为一种国家治理新方式的合约制:机制设计与有效性检验”(71473210);;教育部人文社会科学基金项目“中国情境下的高绩效工作系统与员工态度跨层次研究:雇佣关系氛围与组织文化的角色探讨”(14YJC630079);;中央高校基本科研业务费项目“动态环境下的人力资源管理创新与人力资源开发研究”(20720151204);;厦门大学校长基金·创新团队项目(20720171004);;2017年度福建省高校杰出青年科研人才培育计
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