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北京化工研究院
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北京化工研究院
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Sinopec Beijing Research Institute of Chemical Industry
北京化工研究院
中国最早从事石油化工综合性研究的科研机构之一。简称北化院。
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Ru He
Ruhmkorff coil
Ruhr
Ruhr Coalfield
Ruhr Problem
ruhrstahl-heraeus vacuum degassing process
Ruhrtriennale
ruhunu dance
Rui'an Museum
Ruianzhongxue
Ruicaokui
Ruichang Chuangu chant
Ruichang tea-picking opera
Ruicheng Xian
Ruicheng yangko opera
Ruiguang Pagoda
Ruihe opera
Ruihe tea-picking opera
Ruijin Central Revolution Base Memorial
Ruijin Jingji Jishu Kaifaqu
Ruijin revolutionary sites
Ruijin Scenic and Historic Area
Ruijin Shi
Rui Liangfu
Ruili-Daying River Scenic and Historic Area
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