查明这些袭击的罪犯，几乎是不可能的，因为网络攻击通常会通过多层被感染的计算机进入，以掩盖其发起源头。
Identifying the culprits in such attacks can be next to impossible, because computer attacks are typically routed through multiple layers of infected computers to disguise the source.
本质上，该实现模型对于所有采用多层体系结构并涉及到大数据量和复杂计算过程的问题都具有较为通用的参考价值。
In essence, the efficient model is able to provide relatively common reference value to the cases that are related to multi-tier architecture, large amount of data process and complex computation.
分布式多层结构是应用系统开发不可避免的趋势，而计算机及其网络的安全问题又是一个极其重大的问题。
To develop the distributed multiplayer structure is a must for the application system and the security of computer and network is a big problem.
根据模型分解的思想，采用变密度多层地壳密度模型，据此推导了相应的重力异常正演计算公式。
The variable density multilayered crustal model is put forward according to the idea of model decompose in this paper, and the corresponding gravity forward formula is deduced.
现场共实施多层压裂改造9井次，施工工艺成功率100%，按井次计算的有效成功率为100%。
It practises 9 multilayer fracturing treatment, ratio is 100%, and effective success ratio by well number is 100%.
本文从理论计算入手，研究出一种结构独特的多层型吸波材料，得到优良的吸波性能与应用效果。
According to the basic principle of microwave transmission line, a multilayer type absorbing material XFT which has a particular structure and good absorbing properties has been developed.
计算结果表明在总建筑面积相同情况下，高层建筑周围环境的通风自净能力要优于多层建筑。
The results show that with the same built areas the ventilation ability of the atmospheric environment around the tall tower is better than that around the multi-storied buildings.
本文采用有限元数值分析方法计算多层圆管的温度场，并把解析解与有限元相结合，提出一种求解其热应力的计算方法。
This paper used the finite element method to compute the temperature field, and combined finite element with analytic solution to develop a calculation of thermal stresses.
给出了多层量子阱器件可能用于光计算的集成器件方案。
This Paper also proposes possible designation of integrated devices used in optical computing.
本章讨论了利用多层二次神经网络计算配电网线损的方法，其精确度远远高于常规的回归分析法。
The paper presents the method of calculation of distribution loss using neural network MLQP. The precision of this method is much higher than of normal regression analysis method.
对保温设计的目标函数，采用局部求优，逐步迭代的方法，实现了多层保温经济厚度计算机求解。
Based on the objective function, local optimum and iterative method were adopted to get a computer solution on the optimum economical thickness.
给出了多层球形墙体的热传递矩阵，提出了用频域回归(FDR)方法计算球形墙体瞬时传热的方法。
Presents the transmission matrix of heat transfer of multilayered spherical walls and introduces the calculation procedure of frequency-domain regression (FDR) method.
对工程中应用较多的无配筋多层砌体提出了可行的实用简化计算方法。
This paper offers an available practical shortcu calculation method for non-reinforcing bars multiple construction applied in engineering.
运用修改过的有效介质理论及多层膜理论计算了这种表面的反射率谱，并将结果与实测值进行了比较。
The modified effective dielectric theory and multiple layer film theory are employed to calculate the reflection spectrum of this kind of surface.
研究结果表明预测翘曲问题最合适的方法是使用多层壳体元缩减切变模量和体积模量，计算出粘弹性GK。
The results indicate that viscoelastic-GK calculation with relaxation of shear modulus and of bulk modulus using the multilayer shell element is the most appropriate method for predicting the warpage.
本文提出了一种计算多层介质中注入离子深度分布的新方法。
In this paper, we present a new method for calculation of depth profiles of implanted ions in multilayer materials.
本文给出了一种分析计算无限弹性介质中多层园柱结构对脉冲波的响应的方法。
This paper gives a method for analysing and computing the response of a multiple -layered cylindrical structure to impulsive waves in an infinite elastic medium.
本文根据现代控制论的状态空间原理，提出了一种计算多层壁传热反应系数的新方法。
In this paper, Based on the state space principle of modern control theory a new approach to calculating thermal response factors of multilayer walls has been proposed.
通过对金属复合轧制的变形分析，导出了多层金属复合轧制的包覆板坯厚度计算公式。
By the analysis of the deformation of metallic composite rolled products, a formula for calculating the thickness of covering slab for multilayer metallic composite rolling is derived.
将分形计算维数概念与多层感知器神经网络结合，建立了机械设备的分形神经网络诊断方法。
Combining fractal calculating dimension with multi layer neural network, a diagnosis method named as fractal neural network is built.
本文介绍计算多层介质微带环谐振器谐振频率的一种频域方法。
In this paper, a method for computing the resonant frequencies of microstrip ring resonators in multilayer structure dielectric is presented.
本文讨论稳态条件下多层炉墙的热计算。
Discuss the heat calculation of multilayer wall at the steady state.
它是在计算机控制下多层打印逐层叠加制出三维陶瓷坯体。
The three dimensional ceramic body is made by sacking layers of printing ceramic ink.
应用多层弹性体系力学分析程序计算路面结构的应力、应变和位移。
The stress, strain and displacement in pavement structure can be computed by the mechanical analysis program of the multilayer elastic system.
由于本文方法只需很小的计算量且有较好的精度，对于多层应变层超晶格电子结构的研究将是有效的方法。
The small calculation effort and the satisfactory precision justify the present method as a very effective means for studying the electronic structures of multi-layers SLS.
实例分析和计算表明，多层递阶时间序列模型能较好地反映参数的时变特性，取得较精确的沉降预测结果。
The case result shows that the multi-layer recursive time series model is effective in analyzing the time-dependent characteristics of parameters, and has considerable prediction precision.
系统地介绍了计算机票务系统的结构，给出了一个基于多层安全架构的计算机票务系统。
This paper introduces systematically the architecture of computerized ticket system, which is based on multi-level safety architecture.
系统地介绍了计算机票务系统的结构，给出了一个基于多层安全架构的计算机票务系统。
This paper introduces systematically the architecture of computerized ticket system, which is based on multi-level safety architecture.
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