单词	approximate aperture
释义	approximate aperture 当量孔径
随便看	cemental hypoplasia cemental junction cemental line cemental repair cement and admixture cement and admixtures cement and cement concrete cement and chip stability Cement and concrete cement and concrete technology cement and crushed stone cement and emulsified asphalt cement and fly ash cement and fly-ash cement and fly-ash stabilized aggregate cement-and-grouted steel bolt cement and lime ash gravel cement and quarry productio cement and sand cushion cement and sodium silicate cement and soil mixed pile cement and soil retaining wall cement and stone crushing cement and tailings sand mixture cement annulus