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【高中地理】太阳对地球的影响，包括太阳辐射与太阳活动！
必修一课程15/43
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App09:12![[地球奥秘]必修一第一课第二课时：行星地球，同学们可以来学习了](http://p3-sign.bdxiguaimg.com/tos-cn-i-0026/oUEAdmCBTCdAYgpQeDIACFEA63DpZnAEufCRpC~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=202501231531102DC018B16612169BCFA6&requestFrom=704&version_code=80402&x-expires=1769153471&x-signature=hQtS3e1SfXIoSrwKxZryBGefQYk%3D)
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