提出了用于提高X射线光刻对准系统自动对准效率和对准精度的图像边缘增强技术，并进行了数值分析。
The image edge-enhanced technique was proposed to improve the automatic aligning efficiency and aligning accuracy in the X-ray lithography aligning system, and the numerical analysis was given.
通过计算机数值模拟，得到了单速车道和多速混合车道元胞自动机交通流模型的基本图，并对这两种模型的交通流特性进行了分析和讨论。
Via computer numerical simulation, the fundamental diagrams of the single-speed lane and multi-speed lane CA traffic flow models are got, and these two models' traffic flow characters are presented.
自动微分(AD)技术以非标准分析为理论基础，是计算机数值计算领域中的一种很有前途的方法。
Automatic differentiation (AD), based on the nonstandard analysis theory, is a new technique in computer numerical analysis.
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