“双座阀”的概念、定义、翻译、参考文献-科学参考

单词	双座阀
释义	双座阀 double-beat drop valve double seat valve
随便看	astronomical research centre astronomical satellite astronomical scintillation astronomical sign astronomical spectrograph astronomical spectrophotometry astronomical spectroscopy astronomical station astronomical surveying astronomical synchronome astronomical telegram astronomical telescope astronomical test astronomical theodolite astronomical tide astronomical time astronomical time scale astronomical transit astronomical traverse astronomical triangle astronomical twilight astronomical unit astronomical vertical astronomical watch astronomical zenith

科学参考收录了1248194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。