“压力真空阀”的概念、定义、翻译、参考文献-科学参考

单词	压力真空阀
释义	压力真空阀 Encyclopedia 工学锅炉阀门释 pressure vacuum valve压力真空阀维护压力容器气压平衡，减少介质挥发的安全节能装置。由压力阀和真空阀两部分组成。又称呼吸阀、PV阀。
随便看	Black Death Black Diamonds black-dot illusion Black-dragon Park of Kunming black drop black dwarf Black Economic Empowerment blackend monsquitotrap blackend swallowwort root blackening Blackett Blackett crater Blackett, Patrick Maynard Stuart black-eyed Susan Black-eye Galaxy black field blackfly Blackfoot Black Forest National Park black freight Black Friday Black Girl black glazed black-glazed ewer with highfired overglaze white-gray splashes（huaci）and two lugs black glazed tea cup with tree leaf pattern

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。