系统函数

This represents great progress for multimedia compression techniques. Following the successes of system debugging, this dissertation also develops the system software and function library, especially the development of the IIC serial bus monitor program which can overcome the IIC controller's bug on successive operations, thus enhancing the performance of system reinitiation between frame compression operations.

结合系统平台的硬件特点，本文对多媒体软件开发和库函数的建立作了大量研究工作，特别开发了IIC串行控制总线的监控软件，弥补了IIC硬件控制器不能连续操作的缺点，使得系统初始化和帧间编码控制速度大大提高。

Using the discrete dynamical system determined by the stroboscopic map, we obtain an exact 1-periodic solution of the system which is with Ricker function and obtain the threshold conditions for its stability.

运用由频闪映射决定的离散动力系统，得到了具Ricker功能函数系统的精确1-周期解，并讨论了它在临界条件下的稳定性。

Two Rugate filters for compensating gain narrowing are designed separately based on the gain characteristics of Ti: sapphire amplifier and Nd: glass amplifier. The Gauss spectral shaping function is selected as the compensation modulation function.

采用Rugate膜系理论，分别根据钛宝石和钕玻璃介质增益窄化的特点，合理选择补偿增益窄化的调制函数，优化设计出了分别用于补偿钛宝石系统和钕玻璃系统增益窄化效应的Rugate滤波器。

It has been p roved that the fiber2op t ic confocal senso r system behave as a linear sh ift invariance system, perfo rm s like a lowpass filter and has h igh axial reso lut ion.

结果表明，系统相当于一复振幅线平移不变系统，具有低通特性和层析特性。关键词：共焦显微成像；相干传递函数；光纤传感器；自聚焦透镜；光学检测

Secondly, modularization technique is used in the structure analysis of product. The modeling means using mainly top-down modeling and subsidiarily down-top modeling is applied, and controlling codes are programmed through applying API and VBA in SolidWorks. The product is detected by finite element technique. Finally, the rapid design system is developed for bend door of railway vehicles, and it has got an effective application in enterprises.

本系统在产品结构分析上采用模块化技术，在参数化建模中应用自上而下建模为主、自下而上建模为辅的建模手段，通过应用SolidWorks的API函数及VBA编制相应的控制程序，并通过有限元技术对设计的产品进行力学分析验证，完成了轨道车辆弯门产品的快速设计系统的开发。

And their fractal figures have been drawn. Meanwhile, to obtain a better visual effect and simulate actual natural scene, software adopts the real color and color palette to enrich figures, and color animated cartoon to change them. To show the self-similarity and infinitive tractility of fractal figures, partial zoom has been made on them. In addition, the software also provides several groups of graphic parameters. Very different fractal figure can be created through slightly changing such parameters.

本文运用分形理论实现多种分形算法，在计算机上生成Mandelbrot集，Julia集，L系统，IFS迭代函数系统等典型的分形图形，同时运用真彩色及调色板技术丰富图形的色彩，实现了色彩动画，使其更真实的模拟自然景物；运用鼠标编程技术实现对图形局部的放大和缩小，体现分形图形的自相似性和无限延展性；提供多组参数，利用分形图形的混沌特性，通过微小的参数变化，生成完全不同的分形图形。

Based on long-term data from operation of a new-style oxidation ditch process at Zhuji Feida-hongyu wastewater treatment plant in Zhejiang Province, we propose a new principle for the interaction of Tubificidae and microorganisms and obtained a mathematical description of pollutant input and output over time in this system. Then a transmission function for interaction system of Tubificidae was constructed to simultaneously simulate the pollutant removal by Tubificidae during wastewater treatment and sludge degradation.

基于浙江省诸暨市菲达宏宇污水处理厂新型氧化沟工艺的现场长期观察和试验研究，提出&水蚯蚓-微生物共生系统&的新技术原理，获得了&水蚯蚓-微生物共生系统&中污染物输入量与输出量随时间的动态变化规律，并建立了水蚯蚓作用的传递函数，从而实现水蚯蚓在污水处理和污泥降解过程中对污染物去除作用的模拟。

Through the method of EMD, the fluctuations or trends in the different time level were unbundled to produce a series of different characteristics of the intrinsic mode functions and the system had the evolution curves on a different time scale, which could be as a special solution to the system.

通过EMD方法，将研究对象的不同时间尺度的波动或趋势逐级分解开来，产生一系列具有不同特征尺度的本征模函数，得到系统在不同时间尺度下的演化曲线，可以将这些曲线看成是系统的特解。

The adaptive nonlinear damping and changing energy function are used to counteract the effects of the unmodeled dynamics and unknown bounded disturbances on the system.

针对一类重要的多输入多输出非线性参数化系统提出了一种新的鲁棒自适应控制器的设计方法，采用自适应非线性阻尼和变能量函数法来抑制未建模动态和扰动对系统的影响。

In this paper,a new variable structure robust model reference adaptive control scheme is proposed,which deals with a class of SISO plants under parameter and unmodelled dynamical uncertainties.It is shown that even with the existence of unmodelled dynamics,the output tracking error will converge to zero in finite time, and the SPRcondition for reference model is not required.

摘 要 讨论了含结构不确定SISO系统的变结构模型参考鲁棒自适应控制问题，提出了一种新的变结构控制方法，使得：1系统在同时含参数及结构不确定性时，跟踪误差仍能在有限时间内收敛到零；2无须假设参考模型为SPR函数。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。