“pressure vacuum valve”的概念、定义、翻译、参考文献-科学参考

单词	pressure vacuum valve
释义	pressure vacuum valve 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	Gui Tai Film Company Guitang Villa guitar Gui Tingzhi Guittone d’Arezzo Gui Weihua Guixi Diqu Guixi Shi Guixi Taoist dance Guixi Ziyuan Fujiqu Guiyang Aluminum and Magnesium Design Institute Guiyang Grand Theatre Guiyang-Guangzhou High Speed Railway Guiyang Olympic Sports Center Guiyang Qian ling shan park Guiyang school Guiyang Shi Guiyang Wentong Publishing House Guiyang Xian Guiyijun Regime Guiyi Zhen Gui Youguang Guiyuan Guiyuan Bigeng Ji Guiyuan Conversation

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