“Haihe River flood in 1963”的概念、定义、翻译、参考文献-科学参考

单词	Haihe River flood in 1963
释义	Haihe River flood in 1963 Encyclopedia 工学历史洪水释 Haihe River flood in 19631963年海河大水 1963年8月上旬在海河流域中南部发生的特大暴雨洪水。
随便看	complement graph complement knot complement line complement module complement number complement of a graph complement of a module complement of an element complement of an event complement of a number complement of a relation complement of a set complement of a subgraph complement of a submodule complement of a subset complement of a subspace complement of credibility complement receptor，CR complement-reducible graph complement relation complement set complement subgraph complement submodule complement subset complement subspace

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