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emergency management plan for flood control
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emergency management plan for flood control
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理学
四防二守
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emergency management plan for flood control
四防二守
明代总理河道大臣潘季驯(1521~1595)在前人防洪度汛经验基础上总结制定的一整套防洪应急管理预案。“四防”即昼防、夜防、风防和雨防,“二守”即官守和民守。
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exchange hole
exchange instability
exchange integral
exchange interaction
exchange lattice
exchange mode
exchange network
exchange of mass
exchange of publications
exchange of stability
exchange of water conservancy data
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exchange potential energy
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exchanger
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exchange shuffle
exchanges of water science and technology between China and other countries
exchange sort
exchange spectroscopy
exchange spectroscopy (EXSY)
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