Johnson bar
(mathematics) The property of a smooth curve being a geodesic or of a vector field to be geodesic in the context of differential geometry.
A corrugated metal bar used to reinforce concrete. / A hand lever on various vehicles. / A lever-dolly (similar to a crowbar) for moving heavy apparatus.
(palynology, of a pollen grain) Having an ulcus, a rounded pore-like aperture, at one or both poles.
plural of brownea
作業班が基礎にコンクリートを流し込む前に、現場監督は各波形鉄筋が正しく配置されているかを確認した。
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