“upper valve cap”的概念、定义、翻译、参考文献-科学参考

单词	upper valve cap
释义	upper valve cap 上部阀盖
随便看	flicker ground flickering flickering binary flickering busy signal flickering flame flickering light flickering meteor flickering searchlight flickering white dwarf flicker laryngoscope flicker method flicker noise flicker phase flicker photometer flicker photometry flicker rate flicker relay flicker sensation flicker signal flicker spectrophotometer flicker test flicker threshold flick noise flier flies

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。