***急**高一向心力问题向心力为什么等於重力?方向是一样还是相反?例如飞机向下冲到最低点"人"对椅压力分析怎样画?!(说向上的有什么力向下有什么力)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 20:13:45
![***急**高一向心力问题向心力为什么等於重力?方向是一样还是相反?例如飞机向下冲到最低点](/uploads/image/z/11316463-7-3.jpg?t=%2A%2A%2A%E6%80%A5%2A%2A%E9%AB%98%E4%B8%80%E5%90%91%E5%BF%83%E5%8A%9B%E9%97%AE%E9%A2%98%E5%90%91%E5%BF%83%E5%8A%9B%E4%B8%BA%E4%BB%80%E4%B9%88%E7%AD%89%E6%96%BC%E9%87%8D%E5%8A%9B%3F%E6%96%B9%E5%90%91%E6%98%AF%E4%B8%80%E6%A0%B7%E8%BF%98%E6%98%AF%E7%9B%B8%E5%8F%8D%3F%E4%BE%8B%E5%A6%82%E9%A3%9E%E6%9C%BA%E5%90%91%E4%B8%8B%E5%86%B2%E5%88%B0%E6%9C%80%E4%BD%8E%E7%82%B9%22%E4%BA%BA%22%E5%AF%B9%E6%A4%85%E5%8E%8B%E5%8A%9B%E5%88%86%E6%9E%90%E6%80%8E%E6%A0%B7%E7%94%BB%3F%21%28%E8%AF%B4%E5%90%91%E4%B8%8A%E7%9A%84%E6%9C%89%E4%BB%80%E4%B9%88%E5%8A%9B%E5%90%91%E4%B8%8B%E6%9C%89%E4%BB%80%E4%B9%88%E5%8A%9B%29)
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