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有机化学试剂
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有机化学试剂
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有机化学试剂
释
organic chemical reagent
有机化学试剂
纯度达到化学试剂标准的有机物。可用于科学研究、分析测试以及合成反应,并用作新材料。
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Pei Yang Pictorial News
Pei Yanling
Peiyuan Chou
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Peizi
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Pei Ziye's style
peja jade
PEK
Pekalongan
Pekin duck
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Peking Academy of Chinese Operas
Peking Duck Restaurant
pekingese
Peking Government during Warlord Period
Peking Higher Normal School
Peking Imperial Female Normal School
Peking in Melody
Peking Jingzhong Assosiatio
Peking Jingzhong Assosiation inscription
Peking Man
Peking Man Site at Zhoukoudian World Culture Heritage
Peking Opera
Peking Opera Class and Qinqiang Opera Class of Xinjiang Art School
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