“拱券”的概念、定义、翻译、参考文献-科学参考

单词	拱券
释义	拱券 Encyclopedia 工学砖石结构释 arch拱券由块状料（砖、石、土坯）砌成的跨空砌体。是拱和券的合称。利用块料之间的侧压力建成跨空的承重结构的砌筑方法称发券，用此法砌于墙上做门窗洞口的砌体称券；多道券并列或纵联的构筑物（水道、屋顶）称筒拱，用此法砌成的穹窿称拱壳。
随便看	electronpositron pair annihilation electron-positron pair creation electron-positron pair production electronpositron pair production electron-positron ring electron pressure electron probability density electron probe analysis of mineral electron probe micro analysis electron probe micro-analysis electron probe microanalysis electron probe micro analysis (EPMA) electron probe micro-analysis (EPMA) electron probe microanalysis, EPMA Electron Probe X-ray Microanalysis electron probe X-ray microanalysis electronprobe X-ray microanalysis electron pumping electron rest frame electron rest mass electron rich electron rich [system] electron rich system Electrons and Holes in Semiconductors electron saturation current

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