| 文件 | 时间 | 大小 | 下载 | |
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01磁现象和电流的磁效应.mp4 | 2024-10-02 03:35:26 | 24.15 MB | |
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02磁感应强度的定义.mp4 | 2024-10-02 03:35:26 | 21.66 MB | |
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03磁感线.mp4 | 2024-10-02 03:35:26 | 24.3 MB | |
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04安培定则.mp4 | 2024-10-02 03:35:26 | 18.01 MB | |
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05安培分子电流假说.mp4 | 2024-10-02 03:35:26 | 16.32 MB | |
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06三种常见的电流磁场.mp4 | 2024-10-02 03:35:26 | 19.56 MB | |
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07磁场的叠加.mp4 | 2024-10-02 03:35:26 | 15.86 MB | |
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08地磁场.mp4 | 2024-10-02 03:35:26 | 25.59 MB | |
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09磁通量.mp4 | 2024-10-02 03:35:26 | 15.5 MB | |
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10磁通量的正负.mp4 | 2024-10-02 03:35:26 | 16.82 MB | |
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11电场与磁场的比较.mp4 | 2024-10-02 03:35:26 | 14.18 MB | |
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12安培力的方向.mp4 | 2024-10-02 03:35:26 | 18.78 MB | |
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13安培力的大小.mp4 | 2024-10-02 03:35:26 | 18.52 MB | |
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14电动机转动的原理.mp4 | 2024-10-02 03:35:26 | 20.63 MB | |
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15电流表的工作原理.mp4 | 2024-10-02 03:35:26 | 19.81 MB | |
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16通电直导线的相互作用.mp4 | 2024-10-02 03:35:26 | 22.37 MB | |
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17安培力作用下物体的运动.mp4 | 2024-10-02 03:35:26 | 19.87 MB | |
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18通电导体棒的平衡问题.mp4 | 2024-10-02 03:35:26 | 16.56 MB | |
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19通电导体棒的运动问题.mp4 | 2024-10-02 03:35:26 | 24.4 MB | |
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20安培力做功的特点和瞬时冲量.mp4 | 2024-10-02 03:35:26 | 18.21 MB |