“萨姆纳，C.”的概念、定义、翻译、参考文献-科学参考

单词	萨姆纳，C.
释义	萨姆纳，C. Encyclopedia 历史学美国历史释 Charles Sumner萨姆纳，C. （1811-01-06～1874-03-11）美国国会参议员（1852～1874），参议院外交委员会主席，内战和重建时期致力于废奴运动和种族平等的政治家。
随便看	underground mined-out areas underground mine emergency refuge system underground mine intelligent dispatch underground mining construction schedule planning underground mining machinery underground mining methods underground mining schedule planning underground multifunctional vehicle underground municipal facilities underground municipal facilities planning underground natural gas storage underground nuclear explosion underground nuclear test underground oil and water movement rule underground oil chamber underground oil depot survey underground oil storage comes from salt cavity underground oil storage facility underground oil storage in rock caverns underground operation safety technology underground parking underground parking system underground passage underground pedestrian system underground personnel transportation vehicle

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