以下是关于【地球内部运动】的公开课/优质课视频，一共501个
34:4577-
42:1588 -
43:5118 -
46:1785 -
27:57121 -
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40:4351 -
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1:27:3730 -
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40:3269 -
06:2678 -
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48:08133 -
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50:5570 -
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41:5957 -
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36:3093 -
25:04115 -
41:5640 -
45:5085 -
40:3252 -
46:2831 -
41:5674 -
45:5011 -
40:56128 -
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27:5715 -
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2:42:1218 -
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23:3187 -
07:0184 -
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11:0027 -
43:5190 -
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46:06128