单词	名义孔径
释义	名义孔径 nominal aperture
随便看	performeter period signal performeth perform evaluation perform evolutions perform exceptionally meritorious services Perform experiment and collect data perform exploit perform exploits perform faithfully Perform fashion sutra Perform fashion sutra,taste bardian life perform feats of daring perform function perform gallantly perform harmoniously perform heart transplant surgery performic performic acid performic acid Schiff reaction performic acid-schiff reaction Perform Improvisation for an Audience performin perform in performing performing abihty