词语射束孔径
解释aperture of beam
aperture of beam〔名词〕射束孔径详细»
aperture of beam〔名词〕射束横切面详细»
aperture of beam〔名词〕射束的横截面,劫束孔经详细»
射束孔径beam aperture详细»
射束孔径aperture of beam详细»