| 文件 | 时间 | 大小 | 下载 | |
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01.动能和势能...mp4 | 2024-07-01 17:57:55 | 272.27 MB | |
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02.机械能及其转化...mp4 | 2024-07-01 17:57:55 | 257.19 MB | |
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03.热和能 分子热运动...mp4 | 2024-07-01 17:57:55 | 246.95 MB | |
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04.内能（1）...mp4 | 2024-07-01 17:57:55 | 193.58 MB | |
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05.内能（2）...mp4 | 2024-07-01 17:57:55 | 222.21 MB | |
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06.比热容（1）...mp4 | 2024-07-01 17:57:55 | 283.66 MB | |
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07.比热容（2）...mp4 | 2024-07-01 17:57:55 | 255.87 MB | |
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08.热机（1）...mp4 | 2024-07-01 17:57:55 | 285.65 MB | |
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09.热机（2）...mp4 | 2024-07-01 17:57:55 | 247.45 MB | |
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10.串联和并联...mp4 | 2024-07-01 17:57:55 | 359.56 MB | |
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11.电荷（一）...mp4 | 2024-07-01 17:57:55 | 371.37 MB | |
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12.电荷（二）...mp4 | 2024-07-01 17:57:55 | 356.79 MB | |
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13.电流的强弱...mp4 | 2024-07-01 17:57:55 | 325.45 MB | |
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14.探究串、并联电路的电流规律...mp4 | 2024-07-01 17:57:55 | 495.27 MB | |
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15.电压（U）...mp4 | 2024-07-01 17:57:55 | 381.55 MB | |
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16.探究串并联电路中的电压规律...mp4 | 2024-07-01 17:57:55 | 384.95 MB | |
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17.电阻...mp4 | 2024-07-01 17:57:55 | 407.83 MB | |
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18.变阻器...mp4 | 2024-07-01 17:57:55 | 370.81 MB | |
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19.电流与电压、电阻的关系...mp4 | 2024-07-01 17:57:55 | 470.49 MB | |
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20.欧姆定律在串联电路中的应用...mp4 | 2024-07-01 17:57:55 | 325.7 MB | |
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21.欧姆定律在并联电路中的应用...mp4 | 2024-07-01 17:57:55 | 348.7 MB | |
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22.欧姆定律综合计算...mp4 | 2024-07-01 17:57:55 | 316.4 MB | |
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23.电能...mp4 | 2024-07-01 17:57:55 | 373.49 MB | |
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24.电功率...mp4 | 2024-07-01 17:57:55 | 412.55 MB | |
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25.电和热（一）...mp4 | 2024-07-01 17:57:55 | 523.05 MB | |
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26.生活用电常识...mp4 | 2024-07-01 17:57:55 | 326.96 MB | |
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27.磁场...mp4 | 2024-07-01 17:57:55 | 434.46 MB | |
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28.电生磁...mp4 | 2024-07-01 17:57:55 | 348.64 MB | |
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29.电磁铁...mp4 | 2024-07-01 17:57:55 | 415.97 MB | |
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30.电磁继电器与扬声器...mp4 | 2024-07-01 17:57:55 | 325.07 MB | |
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31.电动机...mp4 | 2024-07-01 17:57:55 | 387.04 MB | |
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32.发电机...mp4 | 2024-07-01 17:57:55 | 382.51 MB | |
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33.广播、电视和移动电话...mp4 | 2024-07-01 17:57:55 | 314.61 MB | |
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34.从粒子到宇宙...mp4 | 2024-07-01 17:57:55 | 274.45 MB |