毕业论文电影英语翻译范文

……（前文）没有时间延迟。在飞秒泵浦探测实验中，一束超快的激光脉冲触发一个回馈反应，而第二段激光脉冲就记录下来这一反应。通过调节泵浦脉冲相应的探测脉冲的到达时间，刺激过程就能及时完成。通常，探测脉冲相比泵浦脉冲都会延后一个机械延迟式。虽然这种方法在过去几十年中已经被广泛使用，但是其还是存在明显的缺点。

这些缺点可以被克服，通过使用近似同步且稳定了脉冲重复率的两束激光。这种省去了机械延迟式的方法就是所谓的异步光采样(ASOPS)。10纳秒采样100次的精度可以达到了。接下来，我们将解释、表征这一方法，同时举出一些应用和实验结果的例子。门洛帕克系统，高精密计量仪器的领先开发商和全球供应商，2001年作为分拆的马克斯 - 普朗克量子光学研究所而成立。因有光频梳技术获诺贝尔奖而闻名，这家总部在慕尼黑的公司为超快激光器和电子同步在工业和研究中的应用提供了完整的解决方案。我们的所有产品都秉着精益求精的标准来加工。我们认为，产品精良、倾听顾客和快速有效的生产方式是相辅相成的。

脉冲续时越来越短的飞秒（一飞秒=十的负十五次方秒）激光使得测量这一时间尺度上的极快的动力学样本成为了可能。在极快时间分辨率的光谱分析中，回馈反应是由飞秒激光（又被叫做泵浦脉冲）来触发的。第二段激光，称作探测激光，是用来探测样本性质的变化（例如：吸收，反射，荧光等）的。通过调节泵浦脉冲相应的探测脉冲的到达时间，刺激过程就能及时完成。 [A. Zewail,诺贝尔讲座, 1999]以这种方式，样本中的过程就能以激光脉冲持续时间的时间分辨率被探测到。

通常，在飞秒泵浦探测实验中，泵浦脉冲和探测脉冲都是以把每个输出脉冲分成两个单独脉冲的方式从同一束激光中分离出来的。探测脉冲相比泵浦脉冲都会延后一个机械延迟式。 [见J-C. Diels, ,等的《超短激光脉冲现象》, 学术出版社, Elsevier]

无机械时滞时间分辨泵浦-探测实验的超快激光脉冲触发反应与一第二脉冲以引起的变化的一个快照。通过改变相对于泵的脉冲刺激过程中可以遵循的时间脉冲到达时间。通常情况下，探针脉冲延迟与机械泵脉冲延迟线。虽然该方案已在过去的几十年中得到广泛应用，但仍有一些明显的缺点。这些缺点可以通过使用略有不同的两个同步的激光器克服但稳定的脉冲重复率。该方法避免了机械延迟线需要被称为异步光取样（阿索波斯）。时间分辨率下可达10 ns的时间测量窗口100 FS可以达到。在下面我们会解释和描述这种方法和实验结果的应用。本系统，一个领先开发商和高精度计量仪表的全球供应商，成立于2001为分拆量子光学的马克斯普朗克研究所。著名的诺贝尔奖的光学频率梳技术，根据公司提供的基于在工业和研究应用超快激光器和同步电子完整的解决方案，慕尼黑。我们所有的产品都是根据精益制造标准制造。我们认为，精益生产支持我们的力量在听客户的制造在一个快速和有效的方式。用脉冲持续时间可达几个飞秒短脉冲激光的发明（1 FS = 10-15秒）打开这个时间尺度上测量不同样品的超快动力学的可能性。在超快时间分辨光谱反应是由飞秒激光脉冲也被称为泵的脉冲触发。第二激光脉冲的脉冲，称为探针，用于探测样品性质的变化（例如，吸收，反射，荧光，等。）。通过改变相对于泵的脉冲激发过程可以在时间[ A. Zewail，随后的探针脉冲的到达时间的诺贝尔讲座，1999 ]。这样，在样品的过程可以用在激光脉冲的持续时间的顺序的时间分辨率。通常情况下，在一个时间分辨泵探针实验两个泵和探针脉冲源于同一激光除以每个激光脉冲输出为两个独立的脉冲。探针脉冲延迟与机械延迟线[泵脉冲例如j-c. Diels，W.鲁道夫，“超短激光脉冲现象”，学术出版社，爱思唯尔]。采纳哟 亲！

The purpose of the research and significance of Through the interchange bridge at home and abroad access to research, Huaihai Road and the Canal Bridge, according to the present layout, topography and road cross-situation, carry out a serious investigation, analysis, comparison, selection of appropriate interchange interchange bridge; carrying out of project feasibility demonstration, and to consider the vision of two decades the volume of traffic, after comparison, to determine the optimum type of bridge. Designed to be able to interchange bridge-type solution to the intersection of traffic jams, traffic delays and eliminating conflicts Department intersection points, thereby significantly improve the traffic speed and increase the traffic capacity, and ensure traffic safety, improve traffic environment, improve society economic benefits. Therefore, the bridge design and construction of Huaian city transport development is of great significance. generate the development of interchange Interchange of produce (1) the characteristics of cross-plane Planar cross-road are two or more roads intersect in the same plane or connections, and its characteristics are mainly embodied in the following areas: There is a danger point, the traffic complexity of public existence Noodles (2) ways to improve the cross-plane 1) From time to consider: the intersection of the various traffic flow line, from the time of separation, that is, through the police or control signal. 2) Implementation of Traffic Organization: Department set up at intersections all kinds of transport facilities or through the line, the installation of traffic signs and other traffic Drainage and Traffic Organization, so that traffic flow in the plane lines各行其道, the implementation of the separation. 3) construction of the interchange: By the construction of cross-line structure, so that intersection of the main line of traffic flow in space separated from the fundamental line of separation between the traffic flow at the same time interfere with each other through the construction of the ramp to the main line of traffic flow between the line connecting , realize the conversion between the flow of traffic. Interchange of produce The emergence and development of interchange has always been associated with motor vehicle traffic and the development of cities. With urbanization, development, delivery Just sub 20:22:13 Flux of the rapid development of car ownership is the rapid growth of the original traffic capacity of roads should not have been required to meet the growing traffic. At the same time, pedestrians, non-motorized vehicles and motor vehicle for Road between the phenomenon is becoming increasingly serious, the use of signal control and the plane deal with organizational measures such as traffic has been far from a fundamental solution to urban traffic problems exist. In this context interchange first came into being in the city, and quickly become the problems of urban traffic congestion problem of a medicine which is widely used. the development of interchange I With the emergence of high-grade highways, trunk roads of development, and improve the speed of vehicles, there is an urgent need to improve road capacity; At the same time, to ensure road safety is also of particular significance, all of which for the rapid development of the provision of interchange the premise. Highway Interchange in 1925, appeared in Germany. After this, interchange the fastest growing, most widely is the United States. Before and after World War II, Germany also built a substantial, high grade grade separation. In addition, as the economy and the rapid development of highway transport of substantial construction, the post-war Japan has also built a lot of functionality is better, economical and practical interchange interchange, and the diversification of forms of interchange design has provided a lot of experience, Interchange at design standards and design specifications can be made from results. Up to now, countries have built a lot of interchange, and gradually formed a style different characteristics. As China's urban road and highway construction and development, the construction of interchange ascendant. In urban and high-grade highways have been built a lot of interchange. According to incomplete statistics, China's Beijing alone, the Board go zones have been completed more than 100 Interchange, some interchange regardless of size, shape or design and construction standards, greening and beautifying the areas can be termedembodied in our country interchange of the ad hoc design and innovation.

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毕业设计不会做，抄也要讲究方法作为一个已经毕业了的大学生，在做毕业设计的过程中，无论是设计成果的研究还是毕业论文的撰写，不可回避的一个问题就是抄袭。作为一个过来人，我想说的是，做毕业设计难免会有抄袭的现象，但是一定要掌握方法，千万不要盲目的抄完了事，那样做是非常危险的。有的同学看都不看就抄到论文上去了，有的同学拿着别人做完的东西都不研究一下就参加答辩去了。我就听过一个活生生、血淋淋的例子——老师问：“你这段代码是什么意思？”答：“我不知道。”老师又问下一段代码，又不知道，老师问：“这是你做的吗？”答：“不是，老师给的。”其结果可想而知了。你们想想，那些东西都是往届毕业生做出来的，老师们能看不出来吗？掩耳盗铃，自欺欺人，大家都是成年人，我想不用多说了吧。大家在完成毕业设计的过程中肯定会遇到各种各样的现实性困难，成果做不出来了怎么办?论文写不出来了怎么办？外文文献不会翻译怎么办？其实这都好办，世界上再难的技术也是人做出来，没有成果就找个现成的东西；论文写不出来就多看几本书，多引用书里的内容；外文水平不高就用翻译软件。总之一句话，你有张良计，我有过墙梯，物竟天择，适者生存。文章转自 众赏文库 毕业设计论文,专业文档下载