MHD Field line tracing results

The zip file contains field line tracing results from a MHD simulation, which are used to create Figure 3 of manuscript #2017GL075831, titled as \"High-altitude closed magnetic loops at Mars observed by MAVEN\".Â该压缩文件包含磁流体动力学（Magnetohydrodynamics, MHD）模拟的磁力线追踪结果，这些结果用于制作稿件编号为2017GL075831、题为《由MAVEN观测到的火星高空闭合磁环》的稿件中的图3。