四个平行共轴等大载流方线圈磁场的均匀性分析
昝会萍, 张引科
Uniformity of magnetic field created by four parallel,coaxial and current-carrying square coils of equal size
ZAN Hui-ping, ZHANG Yin-ke
大学物理 . 2021, (6): 14 .  DOI: 10.16854 / j.cnki.1000-0712.200373