| 文件 | 时间 | 大小 | 下载 | |
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01.热和能 分子热运动...mp4 | 2024-07-01 17:57:55 | 246.95 MB | |
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02.内能（1）...mp4 | 2024-07-01 17:57:55 | 193.58 MB | |
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03.内能（2）...mp4 | 2024-07-01 17:57:55 | 222.21 MB | |
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04.比热容（1）...mp4 | 2024-07-01 17:57:55 | 283.66 MB | |
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05.比热容（2）...mp4 | 2024-07-01 17:57:55 | 255.87 MB | |
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06.热机（1）...mp4 | 2024-07-01 17:57:55 | 285.65 MB | |
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07.热机（2）...mp4 | 2024-07-01 17:57:55 | 247.45 MB | |
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08.电荷（一）...mp4 | 2024-07-01 17:57:55 | 371.37 MB | |
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09.电荷（二）...mp4 | 2024-07-01 17:57:55 | 356.79 MB | |
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10.电流和电路（一）...mp4 | 2024-07-01 17:57:55 | 393.97 MB | |
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11.电流和电路（二）...mp4 | 2024-07-01 17:57:55 | 355.85 MB | |
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12.串联和并联...mp4 | 2024-07-01 17:57:55 | 359.56 MB | |
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13.串联与并联的判断与应用...mp4 | 2024-07-01 17:57:55 | 354.18 MB | |
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14.电流的强弱...mp4 | 2024-07-01 17:57:55 | 325.45 MB | |
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15.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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16.电压（U）...mp4 | 2024-07-01 17:57:55 | 381.55 MB | |
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17.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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18.电阻...mp4 | 2024-07-01 17:57:55 | 407.83 MB | |
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19.变阻器...mp4 | 2024-07-01 17:57:55 | 370.81 MB | |
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20.电流电压电阻习题课...mp4 | 2024-07-01 17:57:55 | 317.91 MB | |
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21.电流与电压、电阻的关系...mp4 | 2024-07-01 17:57:55 | 470.49 MB | |
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22.欧姆定律及其应用...mp4 | 2024-07-01 17:57:55 | 157.52 MB | |
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23.欧姆定律在串联电路中的应用...mp4 | 2024-07-01 17:57:55 | 126.3 MB | |
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24.欧姆定律在并联电路中的应用...mp4 | 2024-07-01 17:57:55 | 151.35 MB | |
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25.测量小灯泡的电阻...mp4 | 2024-07-01 17:57:55 | 375.24 MB | |
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26.等效电路...mp4 | 2024-07-01 17:57:55 | 128.25 MB | |
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27.欧姆定律的综合计算...mp4 | 2024-07-01 17:57:55 | 181.87 MB | |
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28.电能...mp4 | 2024-07-01 17:57:55 | 373.49 MB | |
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29.电能与电功...mp4 | 2024-07-01 17:57:55 | 346.22 MB | |
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30.电功率...mp4 | 2024-07-01 17:57:55 | 412.55 MB | |
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31.电功率的计算...mp4 | 2024-07-01 17:57:55 | 397.35 MB | |
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32.电功率的测量...mp4 | 2024-07-01 17:57:55 | 346.62 MB | |
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33.电和热（一）...mp4 | 2024-07-01 17:57:55 | 523.05 MB | |
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34.电与热的典型例题...mp4 | 2024-07-01 17:57:55 | 178.2 MB | |
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35.磁现象...mp4 | 2024-07-01 17:57:55 | 459.55 MB | |
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36.磁场...mp4 | 2024-07-01 17:57:55 | 434.46 MB | |
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37.电生磁...mp4 | 2024-07-01 17:57:55 | 348.64 MB | |
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38.电磁铁...mp4 | 2024-07-01 17:57:55 | 415.97 MB | |
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39.电磁继电器扬声器...mp4 | 2024-07-01 17:57:55 | 182.42 MB | |
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40.发电机...mp4 | 2024-07-01 17:57:55 | 382.51 MB | |
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41.电动机...mp4 | 2024-07-01 17:57:55 | 387.04 MB | |
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42.信息的传递现代顺风耳——电话 电磁波的海洋...mp4 | 2024-07-01 17:57:55 | 345.8 MB | |
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43.家用电路...mp4 | 2024-07-01 17:57:55 | 193.17 MB | |
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44.安全用电...mp4 | 2024-07-01 17:57:55 | 150.34 MB | |
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45.广播、电视和移动电话...mp4 | 2024-07-01 17:57:55 | 314.61 MB | |
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46.能量的转化和守恒...mp4 | 2024-07-01 17:57:55 | 253.39 MB | |
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47.能源家族...mp4 | 2024-07-01 17:57:55 | 199.45 MB | |
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48.核能...mp4 | 2024-07-01 17:57:55 | 271.58 MB | |
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49.太阳能...mp4 | 2024-07-01 17:57:55 | 238.02 MB | |
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50.能源革命 能源与可持续发展...mp4 | 2024-07-01 17:57:55 | 287.69 MB |