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precautions for fire fighting

英 [prɪˈkɔːʃənz fɔː(r) ˈfaɪə(r) ˈfaɪtɪŋ] 美 [priˈkɔʃənz fɔːr ˈfaɪər ˈfaɪtɪŋ]

【化】消防安全措施

化学

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