“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	core-annulus flow core area of nature reserve core barrel core-based tree core-based tree, CBT core box core collapse core-collapse progenitor core collapse supernova core collection core competence analysis Core competencies core competency/key skill core competitiveness of library core compression core conflictual relational theme core conversion ratio core course core description cored forging/multi-ram forging core disc core-dominated quasar core drilling and treatment core-drill method core dynamics

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。