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拱券
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拱券
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工学
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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。
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light weight refractory
light weight star
light-weight structure generation and optimization
light wood frame construction
light year
light-year
light year, ly
Light Years Away
light yellow
light yellow cloud-woven gold silk
lightyellow sophora root
light & soft volleyball
lignan
Ligne d'Ions Super Epluches III
Ligne d'Ions Super Epluchés Ⅲ
lignification
lignin
lignin-based polymer materials
lignin-carbohydrate complex
lignin degradation
ligninolytic enzyme
lignin peroxidase
lignite
lignite; brown coal; wood coal
lignocaine
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