样机

Virtual prototype technology syncretizes modeling , simulation and optimization etc. It can be used to shorten the time and reduce the cost of research and design.

虚拟样机技术集建模、仿真、优化等于一体，可以缩短产品开发周期、降低开发成本、提高产品质量，从而达到提高产品竞争力的目的。

25Optical disk was designed and finished and a foundation for future research was built. As an information storage device, Jukebox has specific characteristics, and as a comprehensive technology, it has universalities.

本课题是一项工程性很强的题目，在老师和同学的帮助和共同努力下，完成了第一台具有64张5.25的光盘库实验样机，为今后光盘库系统的全面研究打下了基础。

Finally, experimental results are given, verifying the system performance.

论文中给出了样机的实验结果，其性能已达到预定的要求。

Then the virtual prototype technique was applied to the dynamics simulation of the yawing mechanism, and the simulation result is the same as the theoretic conclusion. The experiment result proves that the simulation result is credible.

然后将虚拟样机技术应用于转向机构的动力学仿真，得到了与理论分析相同的仿真结果，并通过实验结果验证了仿真结果的可信性。

On the base of model machine and productive practice, analyses the operating principle, main performance, characteristic of vacuum density separator as well as relations between parameters. develops the kinetic condition and rule of grain and stone on the screen, discusses the effect of air velocity in course of stone removal, and makes some amendment to the textbook［1］, gives some experience and method about the design of the mechanism.

在样机和大量生产实践的基础上分析了比重去石机的工作原理、主要性能、特点及各参数之间的关系，分别阐述了石子和谷粒在去石筛面上的运动条件和规律，分析了气流速度对去石效果的影响，并对教科书存在的问题进行了修正和补充，得出了一些有关机构设计方面的经验和方法。

With the help of orthorhombic experiments, the main research has been determined which includes optimization experiments of the key parameters optimization and multi- parameters comprehensive matching. The prototype was designed based on content and aim of the experiment.The experiment results of key parameters optimization show that Phase angle of adverse circulation should be larger than mixing arms phase angle on the single shaft.

本文在分析强制式搅拌机特点的基础上，探讨了与搅拌质量有关的参数，并给出了各参数优化的目标，利用正交试验设计方法，确定了试验研究的主要内容：包括关键参数的优化试验和多参数综合匹配的优化试验，根据试验内容和试验目的，设计了试验样机。

Through technical improvement of design of 550 kV/63 kA double-break and 363 kV/50 kA single-break circuit breaker, making use of computer analysis, increasing of the rated pressure of SF6 gas and opening velocity, improving the shape of arcing contact and nozzle, optimizing the structure of interrupter , 550 kV/50 kA single-break dead-tank circuit breaker is developed.

通过对550kV/63kA双断口断路器和363kV/50kA单断口断路器技术加以改进，利用计算机解析技术，提高了额定SF6气体压力和分闸速度，对弧触头和喷口形状进行了改进，优化了灭弧室结构，从而开发出550kV/50kA单断口罐式断路器样机。

Then, a design of an ARM-based multimedia system is proposed and the communication interfaces between base band and the ARM processor W99702 are d...

同时，提出了系统的软件设计方法，分层次地介绍了如何通过软件实现各部分的功能，最终完成样机的开发，并通过了测试。

Most of Chinese GPR have not as good performances as ones abroad. In the paper, the GPR system developed by us employs several optimization techniques to enhance the system performances, including antenna, sampling-hold circuit, orientation wheel, function of system software, multithreading, and signal processing algorithms. As the result the system works more well with these techniques, and its azimuth and distance resolution of 10 cm has been achieved with detection depth of more than 50 cm.

本文根据探地雷达系统工作原理，在电子科技大学探地雷达系统样机研制的基础上采用了各种有效的优化技术，包括探测前端、采样保持电路的优化，定位轮、目标定位、多线程技术的应用，数据采集处理和控制软件功能的拓展、各种有效的信号预处理算法的应用等，显著提高了系统的探测性能和增强了探测效果，使得系统方位、距离分辨率均达到了10cm，探测深度大于50cm，其性能指标达到国外先进水平，为进一步的实用化奠定了重要的基础。

According to the results of the analysis and the experiment,the mathematic model of the ball mill load-controlapparatus was established and its sample was successfully designed.

根据多次试验和分析结果，建立了球磨机负荷控制系统的数学模型，也完成了其样机的设计。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。