短語詞組短語foam extinguisher 泡沫滅火器halon extinguisher 鹵代烷滅火器;哈龍滅火器fluid extinguisher 液體滅火機(jī)throwing extinguisher 手拋式滅火器extinguisher switch 滅火測試電門wheeled extinguisher 推車式滅火器fir extinguisher 滅火器extinguisher fluid 滅火液fire extinguisher 滅火器 返回 extinguisher