词汇	缺口梁
释义	缺口梁 beam with a V-notch
随便看	Defined-Contribution Plan defined contribution plans defined-contribution plans defined contribution system defined culture medium Defined daily close Defined daily cost defined daily dosages defined daily dose Defined daily doses defined declaration defined definitive instruction defined display area define declaration defined estimate defined exposure dose defined external symbol defined field defined file defined formula defined formula died defined formula diet defined formula diets defined function defined instruction