1.如果甲、乙两列火车相距为d,并分别以V1、V2的速度相向而行驶,在两列火车间有一信鸽以V3的速率飞行.当这只信鸽以V3的速率遇到火车甲时,立即掉头飞向火车乙,遇到火车乙又立即掉头飞向火
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 13:11:35
![1.如果甲、乙两列火车相距为d,并分别以V1、V2的速度相向而行驶,在两列火车间有一信鸽以V3的速率飞行.当这只信鸽以V3的速率遇到火车甲时,立即掉头飞向火车乙,遇到火车乙又立即掉头飞向火](/uploads/image/z/13131707-59-7.jpg?t=1.%E5%A6%82%E6%9E%9C%E7%94%B2%E3%80%81%E4%B9%99%E4%B8%A4%E5%88%97%E7%81%AB%E8%BD%A6%E7%9B%B8%E8%B7%9D%E4%B8%BAd%2C%E5%B9%B6%E5%88%86%E5%88%AB%E4%BB%A5V1%E3%80%81V2%E7%9A%84%E9%80%9F%E5%BA%A6%E7%9B%B8%E5%90%91%E8%80%8C%E8%A1%8C%E9%A9%B6%2C%E5%9C%A8%E4%B8%A4%E5%88%97%E7%81%AB%E8%BD%A6%E9%97%B4%E6%9C%89%E4%B8%80%E4%BF%A1%E9%B8%BD%E4%BB%A5V3%E7%9A%84%E9%80%9F%E7%8E%87%E9%A3%9E%E8%A1%8C.%E5%BD%93%E8%BF%99%E5%8F%AA%E4%BF%A1%E9%B8%BD%E4%BB%A5V3%E7%9A%84%E9%80%9F%E7%8E%87%E9%81%87%E5%88%B0%E7%81%AB%E8%BD%A6%E7%94%B2%E6%97%B6%2C%E7%AB%8B%E5%8D%B3%E6%8E%89%E5%A4%B4%E9%A3%9E%E5%90%91%E7%81%AB%E8%BD%A6%E4%B9%99%2C%E9%81%87%E5%88%B0%E7%81%AB%E8%BD%A6%E4%B9%99%E5%8F%88%E7%AB%8B%E5%8D%B3%E6%8E%89%E5%A4%B4%E9%A3%9E%E5%90%91%E7%81%AB)
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