“barrel arch”的概念、定义、翻译、参考文献-科学参考

单词	barrel arch
释义	barrel arch [`bar·ǝl ´ärch] ^ARCHITECTURE A plain arch with a barrellike cross section in which the length is greater than the span (diameter).
随便看	balloon drag balloon framing balloon shroud balloon-type rocket balloting ball-peen hammer ball pendulum test ball race ball screw ball sealers ball sizing ballstone ball test ball-up balluster ballute ball valve balm Balmer continuum Balmer discontinuity Balmer formula Balmer jump Balmer limit Balmer lines Balmer series

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