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六年级科学(教科版)-改变运输的车轮

视频地址：https://video.cache.bdschool.cn/vd/f534a5358f750dbf9b8e414b3137f97c.mp4
附件： 1030六年级【科学(教科版)】改变运输的车轮-1教学设计.docx
附件： 1030六年级【科学(教科版)】改变运输的车轮-3学习任务单.docx
附件： 1030六年级【科学(教科版)】改变运输的车轮-4课后练习.docx
附件： 1030六年级【科学(教科版)】改变运输的车轮-2课件.pptx

17 views Jul 15, 2021

六年级科学(湘科版)-桥梁投标六年级科学(人教版)-雾和云

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