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三年级科学(教科版)-压缩空气

视频地址：https://video.cache.bdschool.cn/vd/8afa956456d01eec3a460a3dbf26f830.mp4
附件： 1009三年级【科学(教科版)】压缩空气-2PPT课件.pptx
附件： 1009三年级【科学(教科版)】压缩空气-1教学设计.docx
附件： 1009三年级【科学(教科版)】压缩空气-3学习任务单.docx
附件： 1009三年级【科学(教科版)】压缩空气-4练习题.docx

23 views Jul 15, 2021

三年级科学(教科版)-感受空气三年级科学(湘科版)-土壤的种类

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