规则磁体表磁估算公式

剩磁高直径距离表磁Br/Tl/mmD/mmd/mmB/T1.1720230.010.5067剩磁长宽高距离表磁Br/Ta/mmb/mml/mmd/mmB/T1.23328160.010.4117轴向磁化圆棒方块磁体2222[]4()4rdldBBdlDdD222222[atan()atan()]242()4()rBababBdabddlabdlπ