| 标题 | 解决时间 | 回答数 | 回答者 |
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| 2022-12-11 | 1 | ||
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| 磁铁向下移动穿过螺旋管的过程中磁通量的 [电磁学] | 2022-12-11 | 1 | |
| 老师,这题的波峰波谷咋判断,四分之一周 [振动和波动] | 2022-12-11 | 1 | |
| 为啥不能逆向转动,麻烦老师清晰点说一下 [电磁学] | 2022-12-11 | 3 | |
| 不是说进入磁场后一直保持匀速运动吗 [电磁学] | 2022-12-11 | 1 | |
| 2022-12-11 | 1 |

