“history of city water conservancy in the world”的概念、定义、翻译、参考文献-科学参考

单词	history of city water conservancy in the world
释义	history of city water conservancy in the world Encyclopedia 工学世界城市水利史释 history of city water conservancy in the world世界城市水利史在城市发展中，人类为解决生活、生产用水，城市防洪、排涝等水利活动的历史。
随便看	transversal field transversal filter transversal flow transversal frame transversal intersection transversality transversality condition transversality theorem transversal line transversally elliptic operator transversally orientable bundle transversally regular mapping transversal manifold transversal mapping transversal matching theory transversal matroid transversal momentum transversal of a field transversal of a flow transversal of a Latin square transversal plane transversal scheme transversal set transversal sphere transversal submanifold

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