查询词典 aperture

PAC Photo Aperture Card：光穿孔卡片

PAC Person Analogue Computer 人事模拟计算机 | PAC Photo Aperture Card 光穿孔卡片 | PAC Pilotless AirCraft 无人驾驶飞机

automated microfilm aperture card update system,AMACUS：自动化微缩胶卷孔径卡更新系统

自动化管理 Automated Management | 自动化微缩胶卷孔径卡更新系统 automated microfilm aperture card update system,AMACUS | 自动化多媒体终端机 automated multimedia terminal,AMMT

metal aperture mask：金属孔掩模

metal antidote 金属解毒剂 | metal aperture mask 金属孔掩模 | metal arc cutting 金属电弧切割

aperture ratio：孔径比

▼ 孔径比(aperture ratio)孔径比可指示镜头的亮度,亦即我们在规格上所见的F值(F-stop number). 此比率是镜头的光圈直径(D)与镜头焦距(f)之比;数值愈小,光圈愈大,透过的光线愈多. F=f/D

aperture ratio：开口率

据新闻稿,采用'UV2A技术'的液晶面板具有以下特点:(1)可完美呈现'深黑'色彩的5,000:1高对比(为现行产品的1.6倍);(2)可实现绝佳省能源效能的高光能利用效率(开口率(aperture ratio)较现行产品高出20%以上);

lens aperture ratio：透镜孔径比[值]

透镜 lens | 透镜孔径比[值] lens aperture ratio | 透镜轴 lens axis

reduced aperture ratio：简化孔径比

氧化还原滴定 redox titration | 简化孔径比 reduced aperture ratio | 减少误差 reduced error

ratio, aperture：孔徑比率

"阿伐与中子分裂比","ratio, alpha-to-neutron-fission" | "孔径比率","ratio, aperture" | "原子比率","ratio, atomic"

ratio, aperture：口徑比

氣隙比 Ratio,air-void | 口徑比 Ratio,aperture | 均衡鋼筋比 Ratio,balanced steel

ratio of lens aperture：透鏡孔徑比

透鏡鏡簡 lens barrel | 透鏡孔徑比 ratio of lens aperture | 透鏡羅盤 lensatic compass

WIDEOPEN：(视野广阔)

10.NIGHTBREEZE(晚风) | 12.WIDEOPEN(视野广阔) | 13.NEWSTAR(新星)

Lagenorhynchus sp. Short-beaked dolphin：短吻海豚

Buteo galapagoensis Galapagos hawk 加拉巴哥鷹 | Lagenorhynchus sp. Short-beaked dolphin 短吻海豚 | Felis iaguarondi jaguarundi 美洲山貓