词语aperture card
解释穿孔卡片,窗孔卡片
词性名词
aperture card带孔卡片详细»
aperture card〔名词〕窗孔卡片详细»
aperture card〔名词〕穿孔卡(窗孔卡片,窗孔卡)详细»
aperture card〔名词〕穿孔卡详细»