老师您好，我运行了仿真模型，对monitor做了farfield,如下图所示，请问这个图里ux和uy以及图里的角度代表什么参量，网上也没有找到相关解释，如何准确理解这幅图所展示的信息?
We have an exciting announcement about badges coming in May 2025. Until then, we will temporarily stop issuing new badges for course completions and certifications. However, all completions will be recorded and fulfilled after May 2025.
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