短語詞組短語Manual Fire Extinguishing 火能力manual l extinguishing system 手動滅火系統(tǒng)manual l extinguishing 人工滅火manual extinguishing system 手動滅火系統(tǒng)manual dry powder extinguishing system 手動干粉滅火系統(tǒng)manual inert gas extinguishing system 手動惰性氣體滅火系統(tǒng) 返回 manual extinguishing