The bottom circumference of a 3 m high cylindrical vessel is 4π$$m^{2}$$ . If the water is poured into the empty container at the speed of 3$$m^{3}$$/s , how long will it take for the water level to reach 1 m?
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A$$\frac{π}{3}$$s
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B$$\frac{2π}{3}$$s
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C$$\frac{4π}{3}$$s
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D 2πs
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E 4πs
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正确答案: C