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144.52.87.71 · 第7步 教学课件.ppt
/scratch/scratch课程设计/S1-1 Scratch入门篇/第11课：穿越峡谷/第11课：穿越峡谷教学步骤/
China · ChinanetSHA1: 2ab5f48970dc0cc668d9d79e3ecf4d71b1390662 SHA256: 4ace137d0d0928f5603e060dc3bbbbac24adf4faceed72e6418842d99eb28725 application/vnd.ms-powerpoint 1.02MB
2023-12-05 08:48:12 +0000 UTC
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SHA1: 2ab5f48970dc0cc668d9d79e3ecf4d71b1390662 SHA256: 4ace137d0d0928f5603e060dc3bbbbac24adf4faceed72e6418842d99eb28725 application/vnd.ms-powerpoint 1.02MB
2023-03-16 09:33:20 +0000 UTC