English translation for "aperture of beam"

射束的横截面
射束孔径

Related Translations:

apertures:  钢板开口钢版开口虹膜光阑，孔径

aperture calculator:  光圈计算器

migration aperture:  偏移孔径

viewing aperture:  取景孔

composite aperture:  复口,复萌发孔

critical aperture:  临界孔径

oral aperture:  口孔

dirty aperture:  脏片窗

aperture sight:  孔经瞄准具孔径瞄准具孔径瞄准器孔照门觇孔瞄准具觇式瞄准具

collimating aperture:  准直孔径

Similar Words：

"aperture multiple" English translation, "aperture needle" English translation, "aperture number" English translation, "aperture of a mirror" English translation, "aperture of angle" English translation, "aperture of door" English translation, "aperture of endolymphatic duct" English translation, "aperture of frontal sinus" English translation, "aperture of frontomaxillary" English translation, "aperture of larynx" English translation