【摘 要】
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<正>In our previous work on the 3-dimensional dynamical structure of planetary nebulae the effect of magnetic field was not considered. Recently Jordan et al. h
【机 构】
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DepartmentofPhysics,ResearchInstituteforAstronomyandAstrophysicsofMaragha
【基金项目】
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This work has been supported partially by the Research Institute of Astronomy and Astrophysics of Maragha, Iran.