小船由A港到B港顺流需6小时,B港到A港逆流要8小时,一天,小船从早上6点由A港顺流到B港时,发现一救生圈在途中掉落水中,立刻返回,二小时后找到救生圈.(1)问小船按水流速度由A港到B港,则需
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 18:45:39
![小船由A港到B港顺流需6小时,B港到A港逆流要8小时,一天,小船从早上6点由A港顺流到B港时,发现一救生圈在途中掉落水中,立刻返回,二小时后找到救生圈.(1)问小船按水流速度由A港到B港,则需](/uploads/image/z/10200730-58-0.jpg?t=%E5%B0%8F%E8%88%B9%E7%94%B1A%E6%B8%AF%E5%88%B0B%E6%B8%AF%E9%A1%BA%E6%B5%81%E9%9C%806%E5%B0%8F%E6%97%B6%2CB%E6%B8%AF%E5%88%B0A%E6%B8%AF%E9%80%86%E6%B5%81%E8%A6%818%E5%B0%8F%E6%97%B6%2C%E4%B8%80%E5%A4%A9%2C%E5%B0%8F%E8%88%B9%E4%BB%8E%E6%97%A9%E4%B8%8A6%E7%82%B9%E7%94%B1A%E6%B8%AF%E9%A1%BA%E6%B5%81%E5%88%B0B%E6%B8%AF%E6%97%B6%2C%E5%8F%91%E7%8E%B0%E4%B8%80%E6%95%91%E7%94%9F%E5%9C%88%E5%9C%A8%E9%80%94%E4%B8%AD%E6%8E%89%E8%90%BD%E6%B0%B4%E4%B8%AD%2C%E7%AB%8B%E5%88%BB%E8%BF%94%E5%9B%9E%2C%E4%BA%8C%E5%B0%8F%E6%97%B6%E5%90%8E%E6%89%BE%E5%88%B0%E6%95%91%E7%94%9F%E5%9C%88%EF%BC%8E%EF%BC%881%EF%BC%89%E9%97%AE%E5%B0%8F%E8%88%B9%E6%8C%89%E6%B0%B4%E6%B5%81%E9%80%9F%E5%BA%A6%E7%94%B1A%E6%B8%AF%E5%88%B0B%E6%B8%AF%2C%E5%88%99%E9%9C%80)
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