以下是关于【倍数】的公开课/优质课视频，一共102个
32:0451-
51:0014 -
42:00123 -
21:0772 -
23:1425 -
19:34109 -
40:5260 -
44:11114 -
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43:5097 -
41:20131 -
1:04:2195 -
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06:3783 -
1:05:1860 -
1:04:5316 -
56:06120 -
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28:5512 -
43:5034 -
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03:1980 -
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06:0892 -
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10:0492 -
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04:5533 -
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39:12118 -
39:2621 -
40:3377 -
28:55116 -
41:13132 -
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44:11129 -
44:1116 -
43:4687 -
37:2681 -
40:1711 -
36:2256 -
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42:2777 -
42:0980 -
39:01119 -
37:0734 -
37:13120 -
39:36104 -
49:14111 -
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52:2225 -
42:2110 -
39:4630 -
08:1726 -
08:0042 -
40:2538 -
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54:1046 -
44:1395 -
40:25105 -
39:27122 -
40:43127 -
42:2065 -
39:21103 -
38:2717 -
41:0168 -
40:19111 -
44:285 -
35:52107 -
40:01126 -
56:5919 -
39:0013