“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	fruiting plant fruit juice and acetic acid beverage fruit maturation period fruit maturity fruit nutrition fruit of caoguo fruit products fruit pruning machine fruit quality and safety fruit ripening and after-ripening fruits fruits and nuts pickup machine fruits and vegetables production structure fruit set fruit setting percentage fruit shape index fruits hardness tester fruit soften fruit storage fruit tea fruit tree fruit tree asexual hybridization breeding fruit tree clonal rootstock fruit tree container seedling fruit tree cross breeding

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。