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First, one. analyzes the eigenstates-from reachable sets and seeks the one which the target state belongs to. Then using the Grover iteration to amplify the probability amplitude of the desired eigenstate (the modul square of which is the probability of the corresponding eigenstate that the system will collapse to when it is measured). By measuring, the system will then collapse to the desired eigenstate with a probability of almost unity. Finally, one can use the admissible control to drive the system from the eigenstate to the target state.

该策略的核心思想是对本征态能控的系统,通过分析控制目标态与本征态的关系,寻找给定目标态所属的本征态可达集,然后利用量子非结构化搜索的Grover算法,将任意给定的系统初始态经过一定次数的Grover迭代,放大该本征态所对应的概率幅(概率幅的模方对应测量时波函数塌缩到对应本征态的概率),然后对迭代后的态进行一次测量操作,使系统以接近1的概率塌缩到所需的本征态(前面分析得到的本征态可达集所对应的本征态),最后用容许的控制将系统从该本征态控制到期望的目标态。

In the third chapter, the paper juxtaposes Dong Han's poesy and novel on the basis of the first chapter and the second chapter, analyses the split, combine, and conformity of the two styles, the function of the poesy in the novel, the meaning increment of the poesy and novel autotype, to sew Dong Han's literature character and literature space by the "dispatch" and "combination".

以此得出韩东小说的力量和意义:剥去生活的包装纸、社会的遮羞布、文明的外壳,揭示人们处心积虑建立起来的知识与道德,并暴露这些所赖以生存的伦理和价值是多么的不可靠;以此来揭示生命的虚无真相与非自在存在状态。第三章是在第一、二章的基础上把韩东诗歌与小说并置一起,分析两种文体的分裂、互文与整合,即相反的用力方向,小说中诗歌的文体修辞功能,诗与小说复写的意义增值,最后通过二者"差"与"合"的运算缝合韩东的文学品格与文学"空间"。

At the same time, combining with the actual condition of delivery pipeline of our country and some prevalent leak detection and location methods, this paper raised a method, which is based on wavelet analysis and negative- pressure-wave to detect and locate the leakage. Jobs in the paper are as follows:As affected by gas density, pressure, specific heat and pipe material, the velocity of negative-pressure-wave improved depending on the energy conservation. At one time, taking the affection of velocity of gas flow, the location formula was modified in some degree.When locating the leaks with location formula, the iterative approach algorithm was adopted as a new method to increase the location accuracy level of system.Multi-scale decomposition and reconstruction of wavelet transform is utilized to filter the noise of negative-pressure-wave, which was brought by leakage. With the capacity to detect the signal singularity fast and accurately, wavelet transform was used to catch the break point of pressure signal. The work improved the accuracy of At in location formula, accordingly improved the location accuracy.Wavelet is a suitable tool for signal analysis. The distinct character is that the mother-wavelet is of optional. That means choosing different mother-wavelet will get different analysis result. So we studied how to choose mother-wavelet and its scale for signal singularity detection. The method is to choose a wavelet by regularities of the wavelet and the signal.Finally, a plan, which bases on SCADA system for inspection and detection of natural gas leakage, is proposed in the article.

其中,主要进行了以下几方面的工作:针对泄漏产生的负压波在管道中的传播速度受媒介的密度、压力、比热及材质等因素的影响,而非声波在空气中传播的速度,本文利用能量守恒原理,对其进行了修正;考虑到管内气体流速对压力波速的影响,对原始的负压波定位公式进行了一定程度的改进,并在利用定位公式进行泄漏点定位时采用逐步迭代逼近算法,提高了系统的定位精度;利用小波变换的多分辨率分解和重构技术,对采集到的管道发生泄漏时产生的负压波信号进行了降噪处理;并利用小波变换技术对信号奇异点的快速、准确的识别能力,对经上述消噪后的负压波信号进行了奇异点捕捉,精确捕捉的结果提高了定位公式中上下游站点采集到的负压波奇异点的时间差△t的精度,从而进一步提高了定位的精度;考虑到小波变换是一种基波可变的信号分析工具,也就是说,不同的小波基波对信号分析的结果将有很大差别,这势必影响最终的处理结果,因此,我们又对比分析了本课题中小波基及尺度的选择问题,依据规则性系数相似性原理对母小波的选择进行了探索性研究;最后,还提出了基于SCADA的泄漏检测与定位系统的软件开发构想及系统的嵌入方案。

The Periscope Drawtube will be bent because of the water resistance in sailing and this bend will cause the error of star measurement. Due to its especial structure, contactless measurement is the only way to measure its bend degree. First this paper introduces the method by linear array CCD based on structure and light path; Second it expatiates linear array CCD work principle and driving scheduling with example of TCD1501C and the driving circuit by CPLD. The output signal of linear array CCD includes common disturbance so the differential amplifier is needed. In order to make the signal adapt to computer processing, a threshold circuit with Schmitt characteristic and the data process following threshold are given. At last, some key problems in application are given.

潜艇潜望镜的镜筒在航行时受到水的阻力会产生弯曲变形,这种变形会造成潜艇对星体测量的误差;由于镜筒结构的特殊性,对其弯曲程度的测量只能采用非接触方法;首先从结构和光路方面介绍采用线阵CCD作为检测元件实现对镜筒弯曲程度的测量;其次以东芝公司的线阵CCD(TCD1501C)为例阐述了其工作原理及驱动时序的控制要点,并介绍了基于可编程逻辑器件的线阵CCD的驱动电路;线阵CCD输出的信号中含有共模干扰,必须采用差分放大器将其抑制;为将信号转化为适合计算机处理的数字信号,文中给出了有一定实用价值具有施密特特性的二值化处理电路及二值化后的数据处理过程;最后阐述了在实际使用中的一些关键问题。

The geology research of carbonate reservoirs in Ordovician of Tahe oilfield showed that many large dissolved vugs and fractures were developed. The spread of the reservoir take on a very heterogeneous state. And the typical fractured-vuggy reservoirs was formed. According to the combination of the various spaces, the formation was divided into vuggy formation, fractured-vuggy formation and fractured formation. The research showed that development of the vug is relevant to the its position on the structure, the fractures, the water surface and the weathering surface. Multi-phase charge and recharge of the oil in the reservoirs resulted in the complexity of the fluid distribution. So the"Bottle Model"was brought forward to explain the movement of the water-oil contact. The special storage space and the complex fluid distribution lead to the unstability of the production and the complexity of the water cut. In order to explain the characteristic of the fracture-vug unit was brought forward and the basic principle and method of the partition of the fracture-vug unit was formed. The classification and evaluation of the units were performed according the reserve and energy. Based on the research of geology characteristic and the fluid flow in the reservoir the comprehensive numerical simulation plan of the fractured-vuggy reservoirs were established. Through the selection of the simulation unit, fluid flow type and parameter equivalent the triple media reservoir simulation model was established. Considering the practical application the model was resolved by the DKR decomposition conjugate grads method. Based on the fine reservoir description of Dsitrict IV of the Tahe oilfield the various space type were classified and combined together. The geology model of Unit S48 was constructed. Two typical single well model was established according to the geology and the dynamic phenomena. Finally the single well model and the Unit S48 were simulated by the triple media reservoir simulator. Via the local grid refinement and coarsening in the simulation good matchs were gained. Based on the results of the simulation the reserve distribution, percent of reserve produced in various space and the natural energy were analyzed. The fluid was storaged in the fractures and vugs mostly and more than 90% the produced oil came from the systems. The energy belonged to the active one. The results of simulation accorded with the fact and showed the validity and practicability the research and the simulator.

塔河油田奥陶系碳酸盐岩油藏的地质研究表明,其储层中发育着很多大型的溶蚀洞、缝,储层的平面展布呈现出极度的非均质性,形成了典型的缝洞型碳酸盐岩油藏,根据各种孔隙介质在储层中的组合,将储层分为了溶洞型、裂缝-溶洞型和裂缝型三类;研究表明溶洞储层的发育和构造位置、裂缝的发育、潜水面和风化面的位置等因素有关;多期充注的油气成藏模式导致了流体复杂的赋存状态,由此提出了所谓的"瓶子模型",解释生产过程中油水界面的变化;特殊的储集空间类型和流体分布特征导致油田在开发过程中表现出很大的不确定性和含水变化的复杂性,为了合理的解释油气田开发过程中的动态特征,提出了"缝洞单元"的概念,并制定了"缝洞单元"纵横向划分的基本原则和依据及划分方法,并对"缝洞单元"进行了分类和评价;基于地质特征和流体在其中流动规律的研究,提出了缝洞型碳酸盐岩油藏的数值模拟综合解决方案,通过模拟单元的选择、流动类型和参数的等效,建立了三重介质油藏三维三相数值模拟模型,采用不完全LU分解预处理共轭梯度法进行了求解;在塔河油田4区精细油藏描述的基础上,将各种类型的孔隙空间进行了归类组合,建立了S48单元的地质模型;通过对油井生产动态进行分析研究,建立了两类和油井地质、生产动态相对应的单井模型;最后应用三重介质油藏数值模拟软件对单井模型和S48单元进行了数值模拟,通过局部加密和粗化等技术模拟流体流动规律,取得了很好的拟合效果;结合数值模拟结果,分析了各种介质中的储量分布、储量产出的百分比以及地层的能量,认为塔河油田缝洞型油藏中流体绝大多数储集于缝洞系统之中,所产出流体90%以上也来自于缝洞系统,其底水能量属于较充足的类型;模拟结果和油田实际情况符合较好,说明了地质研究和油藏数值模拟研究的正确性。

The geology research of carbonate reservoirs in Ordovician of Tahe oilfield showed that many large dissolved vugs and fractures were developed. The spread of the reservoir take on a very heterogeneous state. And the typical fractured-vuggy reservoirs was formed. According to the combination of the various spaces, the formation was divided into vuggy formation, fractured-vuggy formation and fractured formation. The research showed that development of the vug is relevant to the its position on the structure, the fractures, the water surface and the weathering surface. Multi-phase charge and recharge of the oil in the reservoirs resulted in the complexity of the fluid distribution. So the"Bottle Model"was brought forward to explain the movement of the water-oil contact. The special storage space and the complex fluid distribution lead to the unstability of the production and the complexity of the water cut. In order to explain the characteristic of the fracture-vug unit was brought forward and the basic principle and method of the partition of the fracture-vug unit was formed. The classification and evaluation of the units were performed according the reserve and energy. Based on the research of geology characteristic and the fluid flow in the reservoir the comprehensive numerical simulation plan of the fractured-vuggy reservoirs were established. Through the selection of the simulation unit, fluid flow type and parameter equivalent the triple media reservoir simulation model was established. Considering the practical application the model was resolved by the DKR decomposition conjugate grads method. Based on the fine reservoir description of Dsitrict IV of the Tahe oilfield the various space type were classified and combined together. The geology model of Unit S48 was constructed. Two typical single well model was established according to the geology and the dynamic phenomena. Finally the single well model and the Unit S48 were simulated by the triple media reservoir simulator. Via the local grid refinement and coarsening in the simulation good matchs were gained. Based on the results of the simulation the reserve distribution, percent of reserve produced in various space and the natural energy were analyzed. The fluid was storaged in the fractures and vugs mostly and more than 90% the produced oil came from the systems. The energy belonged to the active one. The results of simulation accorded with the fact and showed the validity and practicability the research and the simulator.

塔河油田奥陶系碳酸盐岩油藏的地质研究表明,其储层中发育着很多大型的溶蚀洞、缝,储层的平面展布呈现出极度的非均质性,形成了典型的缝洞型碳酸盐岩油藏,根据各种孔隙介质在储层中的组合,将储层分为了溶洞型、裂缝-溶洞型和裂缝型三类;研究表明溶洞储层的发育和构造位置、裂缝的发育、潜水面和风化面的位置等因素有关;多期充注的油气成藏模式导致了流体复杂的赋存状态,由此提出了所谓的&瓶子模型&,解释生产过程中油水界面的变化;特殊的储集空间类型和流体分布特征导致油田在开发过程中表现出很大的不确定性和含水变化的复杂性,为了合理的解释油气田开发过程中的动态特征,提出了&缝洞单元&的概念,并制定了&缝洞单元&纵横向划分的基本原则和依据及划分方法,并对&缝洞单元&进行了分类和评价;基于地质特征和流体在其中流动规律的研究,提出了缝洞型碳酸盐岩油藏的数值模拟综合解决方案,通过模拟单元的选择、流动类型和参数的等效,建立了三重介质油藏三维三相数值模拟模型,采用不完全LU分解预处理共轭梯度法进行了求解;在塔河油田4区精细油藏描述的基础上,将各种类型的孔隙空间进行了归类组合,建立了S48单元的地质模型;通过对油井生产动态进行分析研究,建立了两类和油井地质、生产动态相对应的单井模型;最后应用三重介质油藏数值模拟软件对单井模型和S48单元进行了数值模拟,通过局部加密和粗化等技术模拟流体流动规律,取得了很好的拟合效果;结合数值模拟结果,分析了各种介质中的储量分布、储量产出的百分比以及地层的能量,认为塔河油田缝洞型油藏中流体绝大多数储集于缝洞系统之中,所产出流体90%以上也来自于缝洞系统,其底水能量属于较充足的类型;模拟结果和油田实际情况符合较好,说明了地质研究和油藏数值模拟研究的正确性。

Io io was the daughter of a rivergod.she was loved,run after and won by zeus.hera became so greeneyed that she flew down from olympus one day to pay her rival back .zeus,however,had foreseen her arrival and changed io into abeautiful white little cow.seeing through the trick,hera asked for the cow as a present and zeus had to give in to her wish .then she left the cow to the care of a hundredeyed monster,argus.argus'' eyes were ever open and no escape was possible.unable to bear to see her so unhappy,zeus sent hermes down todestroy the monster.dressed up as a shepherd,hermes lulled argus to sleep with his sweet songs and long stories,then killed him and set io free.but hera''s anger was not to be calmed downyet.she sent a gadfly to attack the cow and drive her from land to land.in her misery the cow passed over the strait which divides europe and asia.in this way the strip of water got itsname bosporus ,the way of the cow.she wandered over thesea,which by chance got from her its name the ionian sea .in the end she arrived in egypt where she was turned back into hernatural form .she settled down and gave birth to a son,some of her children remained in egypt and ruled as kings for a longtime.

伊俄伊俄是河神的女儿,宙斯爱她、追求她、并得到了她。赫拉对此嫉妒不已。一天她飞下奥林波斯山向情敌施加报复。然而宙斯早已预见到她的光临,就将伊俄变成了一头美丽的小白牛犊,赫拉看穿了其中的诡计,非要一头牛犊作为礼物。宙斯无奈,只得让她如愿以偿。赫拉便将牛犊托付给百眼魔鬼阿刚斯看管。阿刚斯的眼睛永远睁着,要想逃脱是不可能的。看到伊俄如此忧郁,宙斯简直无法忍受,便令赫耳墨斯将魔鬼铲除。赫耳墨斯乔装成牧羊人给阿刚斯唱悦耳动听的歌,讲冗长乏味的故事以哄他入睡。之后便寻机杀死魔鬼,释放了伊俄。但赫拉的狂怒并未消除。她派了一只牛虻去攻击牛犊,使她颠沛流离。在十分悲痛之中,牛犊穿越了分隔欧亚大陆的海峡。从此这片狭长的水域被称作博斯普鲁斯海峡,意为牛犊之路。她接着漫游过海,这片大海也就在偶然中有了名称——伊奥尼亚海,最后她到了埃及,并恢复了她本来的体态和容貌。她在那里落户并生了个儿子。她的一些子孙就呆在了埃及,当了很长时间的国王。

The author is summarized above all magnanimous about " currently the popularity of the world system of the outside be not being had with "" of " discusses; to because be opposite,inspect a few next the unscramble means and poses academic problem of " of " the world, especially it treats " he person the ceremony of proclaiming sb a Buddhist that why can the means of " encourage dissident, is not to direct the conquer; to dissident points out finally, suffer the world to watch concussion the biggest is not world politics, however domestic politics of China, because latter is ambiguous the concept of empire and globalization, nationalism and general world creed is attrib border.

作者首先概述当前有关&大度&的和&无外&的天下体系的流行讨论;然后考察几个因对&天下&的解读方式而引起的理论新问题,非凡是它对待&他者&的方式何以会鼓励异己的皈依,而不是导向对异己的征服;最后指出,受天下观冲击最大的不是世界政治,而是中国的国内政治,因为后者模糊了帝国和全球化、民族主义和普世主义的概念边界。

The thesis based on China s national conditions of Socialism Element...

在实证分析部分,本文采用生产前沿研究的参数方法和非参数方法,测算我国以及各省经济的潜能释放程度、投入组合实际方向与最优方向之间的夹角θ和由于软投入制约造成的GDP损失,并在数据结果的基础上,对我国、各省的经济增长质量进行评价与对比分析,最后提出几点结论以及进一步提高软投入要素质量、经济增长质量的政策建议和措施。

Positive study results show that the estimative error of this approach is smaller than the Cohort approach and Jarrow's approach, especially in the period which macro economic condition changing dramatically.

第三章在Jarrow等(1997)研究的基础上,使用非时齐条件Markov链描述信用评级迁移过程,将信用评级迁移的生成矩阵进行对角化处理,给出信用评级迁移矩阵与生成矩阵的关系;然后,利用Cox风险模型将宏观经济影响因子CFNAI考虑在内,得到信用评级迁移的生成矩阵;继而借助于信用评级迁移矩阵与生成矩阵的关系得到信用评级迁移矩阵;最后使用信用评级迁移矩阵的历史数据对本文估计方法的有效性进行了检验。

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推荐网络例句

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国,慢性酒精中毒,肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题,你可以随时联系我。

Very pretty, but the airport looks more fascinating The other party wisecracked.

很漂亮,不过停机坪更迷人。那人俏皮地答道。