火灭火

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AllAll

Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical

Source:AllAll,DictionaryDictionary,WebWeb

Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard

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3.

4.

Automatic Detecting and Fire Extinguishing Device of Fire Trace Tube

火探管式自动探火灭火装置

huǒ tàn guǎn shì zì dòng tàn huǒ miè huǒ zhuāng zhì

5.

Fire protection, detection and extinction

防火，探火，灭火

fáng huǒ , tàn huǒ , miè huǒ

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