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It consists of the next three aspects: firstly, we study Murthys' open problem whether the augmented matrix is a Q0-matrix for an arbitary square matrix A , provide an affirmable answer to this problem , obtain the augmented matrix of a sufficient matrix is a sufficient matrix and prove the Graves algorithm can be used to solve linear complementarity problem with bisymmetry Po-matrices; Secondly, we study Murthys' conjecture about positive semidefinite matrices and provide some sufficient conditions such that a matrix is a positive semidefinite matrix, we also study Pang's conjecture , obtain two conditions when R0-matrices and Q-matrices are equivelent and some properties about E0 ∩ Q-matrices; Lastly, we give a counterexample to prove Danao's conjecture that if A is a Po-matrix, A ∈ E' A ∈ P1* is false, point out some mistakes of Murthys in [20] , obtain when n = 2 or 3, A ∈ E' A ∈ P1*, i.e.

本文分为三个部分,主要研究了线性互补问题的几个相关的公开问题以及猜想:(1)研究了Murthy等在[2]中提出的公开问题,即对任意的矩阵A,其扩充矩阵是否为Q_0-矩阵,给出了肯定的回答,得到充分矩阵的扩充矩阵是充分矩阵,并讨论了Graves算法,证明了若A是双对称的P_0-矩阵时,LCP可由Graves算法给出;(2)研究了Murthy等在[6]中提出关于半正定矩阵的猜想,给出了半正定矩阵的一些充分条件,并研究了Pang~-猜想,得到了只R_0-矩阵与Q-矩阵的二个等价条件,以及E_0∩Q-矩阵的一些性质;(3)研究了Danao在[25]中提出的Danao猜想,即,若A为P_0-矩阵,则,我们给出了反例证明了此猜想当n≥4时不成立,指出了Murthy等在[20]中的一些错误,得到n=2,3时,即[25]中定理3.2中A∈P_0的条件可以去掉。

In this dissertation, we optimized the thinkness of each layer of TFEL devices using the layered optimization method to obtain ZnS: Ce〓 TFEL devices. Accoding to the energy level structure of Ce〓, two criteria for distinguishing the EL of Ce〓 were found out, from which it was conduded that the TFEL of ZnS: Ce〓 comes from 5d→4f transition of Ce〓. The measurement of brightness waveform showed that the TFEL of ZnS: Ce〓 was the luminescence from independent centers. and there were the field induced-delocalization in this process anf it〓s the cause of low TFEL efficiency of ZnS: Ce〓. In this dissertation, different influence factors on TFEL of ZnS: Ce〓 were sdudied. The influence of different host lattice is different: The blue/green ratio of ZnS: Ce〓 in hexagonal system of ZnS is larger than that in cubic system of ZnS, and the TFEL peaks in hexagonal system of ZnS moves toward longer wavelength compared with that in cubic system of ZnS. The adding buffer layer was used in this stage. The solubility of Ce〓 in ZnS was small and it was another limit to TFEL brightness of ZnS: Ce〓 device. The solubility of Ce〓 increased ten times when using Li ions as flux, so that the TFEL brightness of ZnS: Ce〓 was enhanced. It was found that the appearing of ZnO in active layer improves the TFEL of ZnS: Ce〓: the brightness and the wave range of ZnS: Ce〓TFEL were enhanced.

本文采用TFEL的分层优化方案,优化组合了各膜层厚度,选择最佳制备条件,得到了ZnS:Ce〓的TFEL;根据Ce〓的能级结构,找到了判别Ce〓的EL的两个简单依据,并据此断定ZnS:Ce〓的TFEL的两个发射峰分别属于Ce〓的〓和〓跃迁;亮度波形测量表明ZnS:Ce〓的TFEL属于分立中心发光,分析认为在此过程中存在着较严重的场致离化,这也是ZnS:Ce〓的TFEL效率较低的一个原因;本文考查了影响ZnS:Ce〓的TFEL的各种因素,发现:基质的晶体结构对ZnS:Ce〓的TFEL有所影响,在六角相ZnS中Ce〓的TFEL优于立方相ZnS中Ce〓的TFEL:发射峰的蓝-绿比相对较大,且光谱向短波方向移动,在此项研究中本文采用了在发光层前增镀过渡层的办法,过渡层为六角晶相的ZnO;限制ZnS:Ce〓的TFEL器件亮度的一个原因是Ce〓在ZnS中的溶解度低,本文用Li离子作助溶剂增大了Ce〓的溶解度,增大幅度为一个量级,并且ZnS:Ce〓的TFEL亮度明显提高;从ZnS:Ce〓的TFEL光谱来看ZnS:Ce〓的TFEL波长覆盖范围较小,亮度也不高,达不到做为白色TFEL材料的要求,需要寻找新的白色TFEL材料;在研究ZnS:Ce〓的TFEL中还发现:发光层中ZnO的出现有利于ZnS:Ce〓的TFEL:发射峰变宽、亮度增大。

If he wishes the seller to arrange such insurance he must instruct him accordingly in which case the seller would have to provide such insurance if procurable.

如果他希望此卖主安排该类的保险他随后必须指示他在此况中如果可取得时此卖主当必须提供该类的保险。

Take DMSO swollen treatment and DEA-SO2-DMSO decrystallization treatment for example, the X-ray diffraction and the Tobolsky's intermittent stress relaxation of treated woods were determined during soaking in water, analyzed the effects of water on crystal degree and inter-cohesion of treated woods. According to these continuous relaxation curves measured in water with different temperatures, various thermodynamic quantities were obtained by using Eyring absolute rate theory, and reviewed the chemical reactions in wood which occur in different relaxation process. For the first time quantify these crosslinkings formed in the process of tensional relaxation by using the SMCIR intermittent stress relaxation way, and defined the cross-linking reaction types. In order to find out the contribute of drying to the fixation of deformation of chemically treated wood, stress relaxation of oven-dry untreated and treated wood was measured during the process of temperature elevation and descend, then analyzed the effect of temperature change on relaxation mechanism of treated oven-dry wood. According to continuous relaxation curves of oven-dry treated wood under various constant temperature, calculated the thermodynamics of relaxation process and discussed the mechanism of molecule change in wood, at the same time, also quantified these cross-linkings produced in wood by intermittent method and on the basis of which the model of molecular change during relaxation process of chemically treated was constructed.

以DMSO膨胀处理及DEA- SO2-DMSO非晶化塑化处理为例,测定了两种处理木材在水浸渍过程中的X射线衍射及Tobolsky间歇应力松弛,分析了水对处理木材结晶度及内部凝聚力的影响;通过未处理和两种处理木材在不同温度水中的连续应力松弛测定,应用Eyring的绝对速度反应理论计算并获得了松弛过程中的各热力学量,分析了在水中松弛过程中不同阶段木材内部发生的化学反应;并首次采用SMCIR连续·不连续双曲线应力松弛法定量了轴向拉伸应力松弛过程中木材内部产生的架桥量,明确了交联反应的类型;为了了解干燥对处理木材塑性变形固定的影响,测定了未处理和两种处理绝干木材在温度下降过程和上升过程中的应力松弛,分析了温度变化对处理绝干木材应力松弛的影响;根据多个温度水平下的连续应力松弛测定曲线,计算松弛过程的热力学量,考察了绝干木材在松弛过程中内部发生的分子变化机理,同时也用间歇法定量了木材内部新形成的架桥量,并在此基础上构筑处理木材在松弛过程中内部分子构造的变化模型。

In the present paper, the Sox gene expression analysis of different tissues from the Trionyx sinensis was studied by using RTPCR, and Sox gene fragments of expression from the testicle, brain and spleen were cloned using RTPCR products. The results show that Sox gene has specific expression in the testicle, brain, spleen, cardiac muscle and kindney and hasn't expression in muscle, liver and ovary. The results of clone reveal that the Sox genes of expression in the testicle are TSSox1 and TSSox 4, and those are TSSox2 and TSSox4 in the brain, and that is TSSox4 in the spleen. This suggests that the Sox gene act important role not only on the sex determination, but also on the development of neural system, immunocyte system and the differentiattion of male germ cell.

本文采用RT—PCR技术,研究了中华鳖不同组织Sox基因的表达,并通过PCR直接克隆法,分析了来自睾丸、脑和脾组织中的Sox基因序列结果表明在中华鳖的成体组织中,Sox基因在脑、心肌、肾、脾和雄性的睾丸组织中均有不同程度的表达,而在肌肉、肝脏和雌性的卵巢中则无表达,显示该基因具有组织表达特异性克隆分析显示,在睾丸组织中表达的是TSSox1和TSSox4基因,而在脑组织中表达的是TSSox2和TSSox4基因,脾组织中表达的是TSSox4基因此结果表明Sox基因不仅在性别决定中起作用,还可能在神经系统、免疫系统多种组织中起重要作用

The specific band EM433 was recovered., cloned and sequenced, and 2 primers of Sequence characterized amplified regions markers, 5 --CGAGACGTCCGAGTC GATATAGC-3 - and 5 --GTCGTCCTTCTAGTGGGTATCCTCC-3 -, were deviced and systhesised in terms of the result of sequence. 41 strains of V dahliae were amplified specifically, 9 nondefoliating strains and 2 defoliating strains could yield EM.

将特异片段EM_(433)进行回收、克隆、测序,在此基础上设计并合成两条SCAR标记引物5&-CGAGACGTCCGAGTCGATATAGC-3&和5&-GTCGTCCTTCTAGTGGGTATCCTCC-3&,对41个V.dahliae进行扩增,10个非落叶型菌系中有9个菌系可以扩增出特异片段,31个落叶型菌系中29个菌系无此特异片段,鉴定准确率可达90%以上。

It constructs a tentative frame of theories and policies of industrial clusters. It analyzes industrial clusters mechanism and policies. The research outspreads nine parts. The first part states the background, thepurpose and the present situation of the industrial clusters and development zone.Chapter2 summarizes the theory of development zone, which includes itsconnotation, forms and the process of development zone, and then analyzes thetheory and practices of development zone abroad, finding the gap between Chinaand other developed countries and regions. In chapter 3, based on study of presentresearch, this paper discusses competitive advantages and inherent mechanism, putsforward to the necessity of research of industry cluster in hi-tech zones and pointsout that the industry cluster is the key that Hi-tech zones carry out the seconddevelopment In Chapter4, this paper discusses the possibility and their mutualmotivation between industry cluster and development zone from the view ofIndustrial Ecologization, game theory and industrial structure theory; based onanalysis of Chapter3 and Chapter4,the next two chapters underlines thedevelopment mood and mechanism of industrial cluster in developmentzone,besides,these chapters points out the role of government in this mood. InChapter7, this paper discusses the system of evaluation of the performance ofdevelopment zones. At last, based on the analysis above and the present situation ofOptical Valley in Wuhan, Hubei province, the author estimates the performance ofoptical industrial clusters in Optical Valley, and puts forward to the advices about thegovernment, the mood and the policies of optical industrial clusters in OpticalValley.

全文研究从以下八个部分展开:首先,在文章的第一部分,论述了关于本篇论文的研究背景、研究目的和国内外研究的理论与实践现状;第二部分主要阐述了关于开发区的理论,包括其内涵、表现形式和发展历程,并对国外开发区的理论和实践予以论述,由此对比出国内外开发区发展的差距,从中找出国内高新科技园区的不足和先进发展模式的经验——即发展产业集群;第三章产业集群的基本理论,在对现有理论成果作了梳理工作之后,着重分析其竞争优势和内在机理,为开发区发展模式中引入此概念的必要性埋下伏笔;在探讨了开发区内大力发展产业集群的必要性以后,第四部分着重研究其可行性及其互动机制,包括从产业生态学的角度、博弈论的角度、产业组织理论的角度等,为开发区内的产业集群发展的优势进一步展开;在完成了对其必要性和可行性探讨的基础上,在本文的第五和第六部分分别研究了我国开发区产业集群的发展模式和运行机制,以及政府在当中应当扮演的角色,并提出适当的制度建议;第七章给出了开发区产业集群的评价体系,并在此基础上,第八章结合武汉光谷高新技术开发区的现状作出实证分析,对区内产业集群发展情况作出评价,并对其具体发展模式、政府行为及政策建议作出建议。

The thesis probes into Schoenberg' thinkings about music history, music nationalism, music education, music criticism, and music creation, respectively. There are some important viewpoints in Schoenberg's music thought: Firstly, Schoenberg's ideas of music history, he believes relationship of tradition and revolution in art is dialectical in nature, and argues that evolution in music was determined by natural law, obviously influenced by Hegel's philosophical history idea. Secondly, the thesis sums up his viewpoints of music nationalism, such as "lay stress on art music, look down on folk music","lay stress on western European music, look down on non- western European music" by Schoenberg's account about the reasons of the formation of national art, the dominant of national art and nationality in music; in fact, this viewpoint of western cultural centricity is one of his i mportant viewpoints throughout his life; Thirdly, Schoenberg's concept of music education: in his thought a composing teacher should teach the students how to master "the tool of art", train them for their ability of "one major and various kinds of techniques", try his best to nourish the student's personality; Fourthly, Schoenberg set forth some opinions about modern music critics and the method of music criticism: a music critic must be equipped with the quality of a music expert, and render composer's idea to the public by his art imagination, but not his personal opinion,and Schoenberg stress the areas of music criticism on style and idea ; Lastly, Schoenberg's concept of music creation: Expressionism and organism are two important issues in Schoenberg's thinking about music creation.

本文通过对勋伯格各类论文、书信、演讲、专著等文稿的评述,分别探讨了作为音乐思想家的勋柏格的音乐历史观、民族主义音乐观、音乐教育观、音乐批评观与音乐刨作观,并在此基础上总结了折射在勋柏格音乐思想中的几个重要观点:一,勋柏格对于音乐历史的认识:通过德奥音乐界前辈给予他的创作启示,以及勋伯格对自己几个创作阶段的发展历程的总结,阐述了他对于艺术中的传统与革新之间的关系的辩证认识,并通过这些问题总结出音乐的演进与黑格尔倡导的&历史发展必然性&哲学观念之间存在着必然联系;二,勋柏格的民族主义音乐观:通过勋柏格对于形成民族艺术特征的根本原因、民族艺术中的支配现象、民间音乐与艺术音乐之间的比较、音乐刨作中的&民族性&问题的意识等方面问题的剖析与认识,总结了他的&重艺术音乐,轻民间音乐&、&重西欧音乐,轻非西欧音乐&的观点,从而突出了他的精神领域中的根深蒂固的&德奥音乐中心论&,这是一个浸润着浓厚的西欧文化中心论色彩的观点,也是贯串他毕生的音乐思想的重要观点之一;三,勋柏格对音乐教育问题的见解:勋柏格认为作曲教师应该教会学生掌握&艺术的工具&、在教学中努力做到&一专多能&、注重个性培养;四,勋柏格对当代音乐批评家与音乐批评方法提出的要求:音乐批评家必须具备作为一名音乐家的专业修养,要以真实、客观的态度对待音乐批评这门神圣的职业,充分运用内心的艺术联想向公众再现作曲家的意图,而不是将个人见解强加于受众;同时,批评家需要对艺术的过去与未来拥有全面的了解与较准确的预测,在音乐批评的具体范畴中,应将重心角度置于探讨音乐作品的风格与思想之间的关系方面。

Detailed analys the 《china yike》 commerce system and put a concrete designing project in the analysis of the process. And according to the design principle of distributed database system, the thesis illuminates the main data form in the system..

在此首先对《中华易客》商务系统进行了详细的分析,在分析的过程中提出了具体的设计方案,并根据分布式数据库的设计原则将此系统中所设计到的主要数据表进行了详细的说明。

The PXE network card makes a DHCP request on the local network. The DHCP reply gives information to the card where to collect the linux kernel from.

启动时,网卡通过PXE协议向本地网络发出DHCP请求,网络中服务器响应此DHCP请求,并在此响应信息中指定何处去获得linux内核。

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推荐网络例句

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时,滚道或滚动元件褪色是很常见的特征。

The lawyer's case blew up because he had no proof.

律师的辩护失败,因为他没有证据。