Karry Dannyrocket project
所属分类: 教育教学
发布于: 2019-04-26 08:49:21
浏览次数: 403
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xxxxxxxxxxxx The Watter Bottle Rocket By Karry Ren Danny Ren A plastic bottle is usually used in creating a water bottle rocket It is pressurized with air and water until the pressure becomes hig
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