对阿基米德螺旋线调制斩波器的曝光效率进行了理论分析和数值模拟，得到斩波器曝光效率对后续信号处理的影响。
The Archimedes spiral cord modulating chopper's exposure efficiency was theoretically analyzed and numerical simulated, and its impact on the following signal processing was obtained.
在电子束曝光胶图形的三维显影模拟工作中，首次使用了最精确的三维线踪模型。
The most accurate ray-tracing model is used firstly on the development simulation of resist exposed by electron beam.
用计算机模拟了制作菲涅耳透镜时灰度掩模的曝光量分布和菲涅耳透镜的面形结构。
We simulated the light exposure distribution of the mask and structure of the Fresnel lens in computer.
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