基于...

During the study procedure of intelligent intrusion-detection model and network security forecast technology, as a result of analyzing the hacker intrusion technology and user network behavior feature, this paper gives out a categorizing principle and proposes a model of user network behaviors habit, and then implemented them in the security forecast subsystem of FireGuard firewall to detect the network intrusion effectively.

在对基于知识推理的智能网络入侵检测模型和网络安全预警方法的研究过程中，通过对网络黑客攻击方式和手段以及Internet上用户网络行为特征的分析，给出了用户违反网络安全规则行为的分类原则，在此基础上，提出了基于数理统计思想的用户网络行为习惯模型，并在FireGuard代理防火墙系统的智能安全预警子系统中进行了实现。

In chapter 2, a finite element model for the composite sandwich plates is developed, based on the Zig-Zag deformation assumption and the first order shear deformation theory, and the finite element buckling analysis governing equations for the plates under mechanical, thermal and/or thermal-mechanical mixed loads are deduced respectively. By Von-Karman nonlinear deformation relations and Total Lagrange formulation, an incremental governing equation for postbuckling analysis is established and a corresponding effective computational scheme is presented..

第二章首先建立了基于Zig-Zag截面变形假定和Mindlin一阶剪切理论的夹层板有限元分析模型，分别推导了夹层板机械力、热载和热—机械力耦合屈曲分析的有限元列式和相应的屈曲前以及屈曲临界状态的平衡方程，基于Von-Karman大挠度理论，采用增量形式的全局lagrangian法推导了复合材料夹层板增量形式的几何非线性有限元离散平衡方程，给出了一种有效的非线性平衡方程的迭代求解格式。

In ocean wave simulation,a view-dependent ocean wave mesh model is given by experiment analysis for two common mesh models,which are based on random sample points and based on fixed sample points.

在海浪模拟中，通过对两种常用网格化模型(基于随机采样点的网格化和基于固定采样点的网格化)的实验分析，给出了一种视点相关的海浪网格模型。

An aided design system based on BP neural network is set up in this paper based on the multiple elements and factor of footway pavement .

基于步行铺面组成要素、影响因素的多样性，提出的一种基于BP神经网络的辅助设计系统，可以实现铺面外观的计算机辅助设计。

Based on the TES models of heavy traffics with certain burstiness,a new practical formula for computation of effective bandwidth of traffics was derived out.

基于具突发性 Heavy业务流的TES模型，推导出一个计算Heavy业务流有效带宽的实用的公式，并由此公式求得的有效带宽，作为基于测量的接纳控制算法中新业务流所申请的带宽。

Based on the Betti-Rayleigh dynamic reciprocal theorem, the reciprocal property of the Green function is demonstrated; and the analytical solution of soil vibration subjected to moving loads is deduced. By means of double Fourier integral transform, the problem is firstly transformed into wave number-frequency domain, which makes it very convenient to derive the solution and furthermore to analyze the frequency characteristics of soil vibration.

基于Betti-Rayleigh动力互易定理，论证了地基土Green函数的互易性，推导了移动荷载引起的地基土振动解析解，进而推证出移动常力荷载和移动简谐荷载作用下地基于表面振动在波数－频率域内和空间－时间域内的解析表达式，并采用Matlab对其进行数值计算。

Then, EPSO is applied to train artificial neural network to construct a practical soft-sensor of gasoline endpoint of main fractionator of fluid catalytic cracking unit.

研究结果表明，基于EPSONN的软测量模型比基于BPNN的软测量模型具有更高的精度和更好的性能。

This paper is based on this frame- work.

本文在这一框架的基础上，建立了基于广义相关系数的Agent模型，以及基于广义相关系数的Agent行为决策模型。

Through establishing the functional of the source pulse which is based on the concept of "usable energy" in the received pulse and then extremizing the functional by means of the calculus of variations, the mathematical models of the optimized source pulse waveforms are shown to be associated with the eigenfunctions of a homogeneous Fredholm linear integral equation of the second kind. An efficient algorithm is developed for numerically solving the integral equation models.

论文研究了基于延迟反射脉冲序列无源标签的UWB RFID系统的基本工作原理并进行了详细的信号描述和分析，通过建立基于接收脉冲"有效能量"概念的源脉冲波形函数的泛函和使用变分计算泛函极值，得到了相关于第二类齐次Fredholm线性积分方程特征函数的源脉冲波形最优解数学公式模型，并开发了一套有效的数值求解算法。

In combination with oscillation free uniform B-spline interpolation, a pre-controlled optimal synthesis of tool-path arrangement is realized. Furthermore, the practicability and efficiency of the synthesis is verified.

2提出并实现了基于直线插补的净边界切削和基于Hermite插补的光滑过渡法的未加工边界切削二种刀具转向处理方法，完善了刀具轨迹规划。

The X-ray diffract was used to analyze the crystal structure of the composite. Results show that after the talc was treated with blend coupling agent, the crystal structure of talc changed, and effect Intercalation phenomenon.

通过X射线衍射分析可知，用混合偶联剂对滑石粉进行预处理后，滑石粉晶体结构发生改变，产生了插层现象，使PP／滑石粉复合材料为纳米复合材料。

An authentic Maui wedding might require the services of a 'kahu', which is a Hawaiian minister.

毛伊可能需要一个真实婚礼服务'kahu'，这是夏威夷部长。