fire damper
短語詞組
- combination fire smoke damper 複郃式防火防菸閥
- Fire resieting damper 防火閥
- fire volume damper 防火風(fēng)量調(diào)節(jié)閥
- Fire Resistant Damper 防火閥
- Fire resisting damper [安全]防火閥;防火閥
- fire -resisting damper 防火閥;防火擋板
- ceiling fire damper 吊頂防火閥
- Fire damper control unit 防火風(fēng)?？刂茊卧?/li>
- smoke and fire damper 防火閥 返回 fire damper