“arch beam”的概念、定义、翻译、参考文献-科学参考

单词	arch beam
释义	arch beam [`ärch ´bēm] ^{CIVIL ENGINEERING} A curved beam, used in construction, with a longitudinal section bounded by two arcs having different radii and centers of curvature so that the beam cross section is larger at either end than at the center.
随便看	acetylating agent acetylation acetyl benzoyl peroxide acetyl bromide acetylcarbromal acetyl chloride acetylcholine osteitis fibrosa cystica osteitis fibrosa generalisata osteoarthritis osteoarthropathy osteoblast osteochondritis osteochondroma osteochondrosis osteoclasis osteoclast osteocyte osteodermia osteodystrophy osteofibrosis osteogenesis osteogenesis imperfecta osteogenesis imperfecta congenita osteogenic fibroma

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