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初一-生物学(北京版)人体内的物质运输（第4课时）——心脏

视频地址：https://video.cache.bdschool.cn/vd/a2362333c2fbd9f99fcc488555ce0456.mp4
附件：0512初一生物学(北京版)-第五章生物体内的物质运输-5.2 人体物质运输-心脏-1教案.docx
附件：0512初一生物学(北京版)-第五章生物体内的物质运输-5.2人体-心脏.pptx
附件：0512初一生物学(北京版)-第五章生物体内的物质运输-5.2人体物质运输-心脏--3学习任务单.docx

25 views Jul 15, 2021

初一-生物学(北京版)第五章人体内的物质运输—复习（第2课时）初一-生物学(人教版)第四章人体内物质的运输（第1课时）-1.1流动的组织-血液

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