矩形截面密绕环状弯曲螺线管的磁场研究
刘家明, 张兴初
The magnetic field of the ring-shaped tightly wound bent solenoid with the rectangular cross section
LIU Jia-ming, ZHANG Xing-chu
大学物理 . 2020, (07): 10 -15 .  DOI: 10.16854 / j.cnki.1000- 0712.190262