• 2022-05-26
    一圆桶,高[tex=4.286x1.0]oMXnyBlCrh7GGGX5Ddyb1Q==[/tex], 底面积[tex=5.0x1.214]CM43iVXxBixtU5h/j/K1wOrLpgx0nh3n2Cfm1+AUlQM=[/tex],桶中注满水. 桶底有一面积为[tex=7.5x1.429]hDsddKMD57ua6K+zLARZ3DOaUyRRBoaLW7NuwaNK+2Wso1kVPS3nJidOnWumPjGv[/tex] 的小孔,当桶中水流尽时需多少时间?
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