“排烟防火阀”的概念、定义、翻译、参考文献-科学参考

单词	排烟防火阀
释义	排烟防火阀 Encyclopedia 工学防排烟技术释 fire damper in smoke-venting system排烟防火阀安装在机械排烟系统的管道上起隔烟阻火作用的阀门。平时呈开启状态，火灾时当排烟管道内烟气体温度达到280℃时关闭。
随便看	Provincia de San José Provincial Administration Commission provincial and county financial reform provincial boundary buffer zone provincial capital city provincial education bureau Provincial E-government Affairs Office provincial environmental protection five-year plan provincial examinations Provincial Examinations of Aboriginal Office provincial governor Provincial Hebei Clapper Opera Theatre provincial informatization leading group provincial judge provincial key protected wild animal Provincial libraries provincial military commander Provincial Nature Reserve Management Office of South China Tiger Protection in Northern Guangdong Provincial Office Information Center Provincial Surveillance Commission provincial system provincial town system planning Proving Ground for Highway and Traffic，Ministry of Transport Provins provirus

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。