二重点

We proposed the simplest structure of 2-D bilinear transformation digital circuit, we proposed four approaches of the realizations:(1) Realization of 2-D discrete domain difference equations;(2) 2-D FFT realization;(3) Digital hardware implementation;(4) by 2-D recursive digital structure to realize them.

在第七章，我们则重点研究了二维数字滤波器的实现问题。我们对第六章提出的2-D双线性变换电路又作了进一步的简化，获得了一种最简结构的二维双线性变换数字电路，该电路仅有二个延时器和一个乘法器。在第七章里，我们提出了二维跳耦型数字滤波器的四种实现方法：(1)二维时域差分方程实现；(2)二维FFT实现；(3)数字硬件实现，(4)用2-D递归数字结构实现。

On the generation principles of the special double point of coupler curve,the paper analyzed double point of the coupler curve.

从连杆曲线特殊二重点的产生机理出发，研究具有实二重点轨迹特征的连杆点位置。

The company is the biggest professional manufacturer about succinic acid series in China,the main product are succinic acid,succinic anhydride,ethyl succinyl chloride,the products are fine and advanced technicsis used manufacturing.

简介： 公司是国内最大的丁二酸系列产品的专业生产企业，重点产品：丁二酸、丁二酸酐、丁二酸单乙酯酰氯，产品质量上乘，多种工艺提供不同厂家的需要。

According to gathering plentiful relative datum of of Xuer section of Yazihe structure and seismic、 well logging、 surveys、 core ect during the exploitation and exploration,the research starts with analise of slice data、 core observation and core specimens,then combines with coordination、 analyse、 concluding and the former research result.The article recognizes the tectonic feature of Xuer section of Yazihe structure and it"s tectonic evolution,analyzes the distributing feature of oik、 gas、 water、 their dominated factor、 the pressure feature of gas reservoir and especially the conservative condition of Xuer gas reservoir.At the same time,the article acquaintances the depositional feature and sedimentary environment and discusses the main genesis typeof reservoir sandstone.By analyzing the physical feature and physical relation of reservoir rock, the article first classifies and evaluates the reservoir rock simply ,then concludes it"s feature of reservoir and permeability. According to detailed core observation and fracture explanation in well logging ,the article uses single well fracture indentifying and evaluation to confirm the section where the fracture growths,putting emphases on the method to get parameter of fracture,such as fracture width and fracture porosity.Finally,combining with the principal curvature for tectonics deformation the article predicts the plane fracture of reservoir and weave the general evaluation map of crack fracture growth.

本文主要是通过大量、全面地收集鸭子河构造须二储层及气藏在油气勘探和开发过程中取得的地震、录井、测试、岩心及开采等方面的相关资料，从薄片资料、现场岩心观察和岩心样品分析资料入手，通过室内整理、分析、归纳，并结合前人的研究成果，认识鸭子河构造须二段的构造特征并分析构造的演化，浅析其油、气、水的分布特征及控制因素，气藏压力特征、重点分析须二气藏的保存条件；了解储层的沉积特征和沉积环境，从多方面讨论储层砂体的主要成因类型；分析储层的物性特征及物性间关系，并对储集岩进行简单的分类评价，归纳其储渗特征；通过详细岩心观察和测井裂缝解释，进行单井裂缝识别与评价，来确定裂缝发育层段，重点放在裂缝参数的求取，如裂缝宽度、裂缝孔隙度等，并结合构造曲率法进行储层平面裂缝的预测，编制裂缝发育综合评价图。

The research foreground of the synthesis of pyrocatechol from 1,2-cyclohexanediol is also prospected.

综述了1，2-环己二醇脱氢制备邻苯二酚催化剂的研究进展，重点介绍了Pd催化剂和Ni催化剂的研究现状，并对环己二醇脱氢制邻苯二酚的研究前景进行了展望。

This paper discusses singularities, inflection points and convexity of FB-spline curves in terms of their control polygons, and gives the necessary and sufficient conditions for testing when FB-spline curves have one or two inflection points, or a cusp, or a loop, or none of the above points by the envelope theory and the topological mapping method.

文章利用包络理论和拓扑映射的方法，讨论了FB-样条曲线的奇拐点和曲线性质，并给出了依据控制多边形判断FB-样条曲线出现1个或2个拐点、1个尖点、1个二重点以及处处为凸的充分必要条件；最后给出了FB-样条曲线的奇点、拐点以及二重点在λ-μ平面上的分布图。

The recuperation center was found in the 1980s,and has formed a unique therapy, which is effective for cervical spondylosis、hemiplegy、stroke sequela、joint recovery,etc. It is evaluated the "1357" TCM project construction unit、the accented department of Guangdong province. Orthopaedics and surgery are the key disciplinary areas or priority fields of study.A lot of diseases of orthopaedics can receive a good effectiveness which applied to the tradictional Chinese treatment.Colpitis,emmeniopathy and infertility are treated undet the therapy of tradictonal Chinese medicine in the department of gynaecology and obstetrics.We own delivery room which has many humanistic services such as one-to-one company dilivery,swimming and audiometry for neonate,post partum rehalilitation.We already develop lots of saving work at any time by emergency department..

康复中心成立于二十世纪八十年代，形成了一套独特的中西医结合的康复治疗方法，对治疗脑血管意外偏瘫、脑外伤后遗症、颈椎病、腰腿痛、骨关节疾病术后功能障碍等均有较好的疗效，是广州市&1357&工程中医专科建设单位、广东省重点专科；骨、外科是本院重点科室，运用传统中医疗法治疗各种骨科疾病，疗效独特，能开展普外、泌尿外、胸外、脑外和髋关节置换术、脊柱手术等多种高难度手术；妇产科采用中医方法治疗阴道炎、月经病、不孕不育症等妇科疾病，能开展多种妇科和产科手术，开设了产房&一对一&陪伴分娩、新生儿游泳、新生儿抚触、新生儿听力筛查、产后康复等服务；急诊科为广州市&九五&杏林工程重点建设单位，能随时开展中毒、休克、心肌梗塞、脑中风等各种危、急、重症的抢救工作。

The article, focusing on the thought orbit especially in the field of literature, emphasizing the inter-link between the changes of their thought, explaining the life choice of thought subject and taking the learning and thought idea of World Consciousness and World View as breakthrough points, depicts their social and moral bear and transcendality of their thought version. Contrasting their literary thoughts of organon and ontology with each other, the article explains the central role played by "tragedy" in their thought structure and homorganic and interdynamic relations between their best but last aesthetic "tragedy" and life "tragedy".

本文以描述王国维、鲁迅二人的思想轨迹为中心，其中又以揭示二人思想、诗学迁变的内在链接为描述重点，兼及思想主体的生命选择，以学术、思想的&天下意识&与&天下观&为切入点，凸显二者的社会、道德承担和思想眼界的超越性，对比二人文学思想之工具论与本体论暨&无用之用&与&善撄人心&、&境界&与&摩罗诗力&，解说&悲剧&在二者思想构造中的中心意义，阐发这种臻于至境的美学&悲剧&与二人臻于绝境的生命&悲剧&的同构与互动关系。

Dimethylnaphthalene (2,6-DMN) is a potentially useful raw material for production of polyethylene naphthalate, polybutylene naphalate and liquid crystalline polymers with superior properties. How to industrialize the process of producing 2,6-DMN is getting more and more studied in the world recently.

2，6-二甲基萘(2，6-DMN)是合成新型聚酯树脂聚萘二甲酸乙二醇酯和聚萘二甲酸丁二醇酯以及液晶高分子聚合物的重要原料，所以将2，6-DMN的生产工业化最近几年成为国内外研究的重点。

After analyzed the situation of the major industrialproducts in area of Hubei Province it put forward some principlesand factors that influenced the choice of these products, andsummarized five parterres of development, including Defir Choiceof the major products, applying the Fuzzy comprehensive evaluationduring choosing the major products, the second sieving products,applying the Analytic Hierarchy Process during choosingproducts, and applying the Genetic Algorithms during theproducts sieving enterprises.

方法研究是本文的重点，在这一部分提出了选择重点产品的德尔菲法、模糊综合评判法、二次筛选产品法、层次分析法、遗传算法，并进行了应用分析。这些方法对产品的选择提出了不同的模型和见解，对于我国地区重点工业产品的确定将有十分重要的现实意义和指导作用。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷