一船在静水中的速度为6m/S,要横渡流速为8m/S的河,下面说法正确的是( )A.若河宽为60m,则过河的最少时间为10SB.船不能渡过此河C.船能行驶到正对岸D.船用最短时间过河时,船对地的速度为6m/S要
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![一船在静水中的速度为6m/S,要横渡流速为8m/S的河,下面说法正确的是( )A.若河宽为60m,则过河的最少时间为10SB.船不能渡过此河C.船能行驶到正对岸D.船用最短时间过河时,船对地的速度为6m/S要](/uploads/image/z/10962830-38-0.jpg?t=%E4%B8%80%E8%88%B9%E5%9C%A8%E9%9D%99%E6%B0%B4%E4%B8%AD%E7%9A%84%E9%80%9F%E5%BA%A6%E4%B8%BA6m%2FS%2C%E8%A6%81%E6%A8%AA%E6%B8%A1%E6%B5%81%E9%80%9F%E4%B8%BA8m%2FS%E7%9A%84%E6%B2%B3%2C%E4%B8%8B%E9%9D%A2%E8%AF%B4%E6%B3%95%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89A.%E8%8B%A5%E6%B2%B3%E5%AE%BD%E4%B8%BA60m%2C%E5%88%99%E8%BF%87%E6%B2%B3%E7%9A%84%E6%9C%80%E5%B0%91%E6%97%B6%E9%97%B4%E4%B8%BA10SB.%E8%88%B9%E4%B8%8D%E8%83%BD%E6%B8%A1%E8%BF%87%E6%AD%A4%E6%B2%B3C.%E8%88%B9%E8%83%BD%E8%A1%8C%E9%A9%B6%E5%88%B0%E6%AD%A3%E5%AF%B9%E5%B2%B8D.%E8%88%B9%E7%94%A8%E6%9C%80%E7%9F%AD%E6%97%B6%E9%97%B4%E8%BF%87%E6%B2%B3%E6%97%B6%2C%E8%88%B9%E5%AF%B9%E5%9C%B0%E7%9A%84%E9%80%9F%E5%BA%A6%E4%B8%BA6m%2FS%E8%A6%81)
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