短語詞組短語gas s fired boiler 燃?xì)忮仩tgas -fired boiler room 燃?xì)忮仩t房incorporate gas -fired boiler 一躰化燃?xì)忮仩tcoal gas -fired boiler 燃高爐煤氣鍋爐oil gas -fired boiler 燃油鍋爐natural gas -fired boiler 天然氣鍋爐 返回 gas fired boiler