Many fire extinguishers are filled with chemical foam.
许多灭火器充满了化学泡沫.
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Extinguishing measures : Dry chemical , Foam and CO 2 fire extinguisher.
乾粉, 泡沫和二氧化碳灭火器.
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The extinguisher is filled with chemical foam.
这个灭火器里充溢了化学泡沫.
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Dry chemical , sandy soil, chemical foam or carbon dioxide.
干粉, 砂土, 泡沫及二氧化碳.
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