“防火阀”的概念、定义、翻译、参考文献-科学参考

单词	防火阀
释义	防火阀 Encyclopedia 工学防火控制装置释 fireproof valve防火阀以防止火势沿管道蔓延的阻火阀门。工学防火分区释 fire damper防火阀安装在通风、空气调节系统的送、回风管道上起隔烟阻火作用的阀门。平时呈开启状态，火灾时当管道内气体温度升高到一定温度时自动关闭，并在一定时间内满足漏风量和耐火完整性要求。
随便看	history of navigation technology History of Naxi Music history of Nepal history of Netherlands Antilles history of New Caledonia history of New Zealand history of Nicaragua history of Niue history of nonwoven history of Norfolk Island History of Northern Dynasties History of Northern Zhou Dynasty history of Norway History of Novels in Late Qing Dynasty history of nuclear power development history of nursing history of oat cultivation history of olericulture history of Oman History of one city History of Opera in Rural Areas in Yunnan history of ornamental fishery in China history of oyster culture in China history of Pacific Island Countries history of Palau

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。