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人教部编版历史八年级下册第15课：钢铁长城
人教部编版八年级下册历史逐课讲解11/15
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App21:53App16:27App15:36App20:55App12:39App26:42App17:41App21:43App09:42App10:42App08:26App10:35App17:42App09:57App11:28![哈尔滨市气象台发布道路冰雪红色预警[I级/特别严重]](http://p3-sign.bdxiguaimg.com/tos-cn-p-0015/ow6BmZGvLpsbiOLen748ACaBfuAIQEDeAOzdOI~tplv-pk90l89vgd-fglass:864:486:90.jpeg?appId=32&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=101_middle_image&imageType=list&isImmersiveScene=0&is_stream=0&lk3s=9d3f5bff&logId=202501221336067FDBDD8221AE8A334937&requestFrom=101&x-expires=1769060167&x-signature=6P%2BS1BZON8ZzjYHaFdTmf6ZXoLI%3D)
