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- opening lens diaphragm 透镜光阑孔
- Camera extension: The length of bellows in a process camera. It is the distance between the lens diaphragm and the image plane. 相机伸长度:制版照相机的暗箱长度。即是镜头光圈与影像平面之间的距离。亦称像距。
- Camera extension The length of bellows in a process camera. It is the distance between the lens diaphragm and the image plane. 相机伸长度制版照相机的暗箱长度。即是镜头光圈与影像平面之间的距离。亦称像距。
- lens diaphragm opening 透镜光阑孔
- Diffraction: When light rays pass close to opaque surfaces, such as the blades of a lens diaphragm ,they are scattered 衍射:当光束靠近经过不透明表面，如镜头光圈的叶片时，它会散开。
- Pea pods burst open when overripe. 豌豆过熟就会爆裂。
- Open tender for purchasing power transformer. 公开招标购买电力运输设备。
- We bivouacked on the open plain. 我们在开阔的原野上露营。
- I had to use force in opening the door. 我不得不用力开那一扇门。
- This little gadget's great for opening tins. 这小玩意儿开罐头挺好用。
- She's go to play the opening bar of the sonata. 她准备演奏这支奏鸣曲的开始数小节。
- Two smaller screens will be opening in May. 五月份将有两家小型电影院开业。
- Thank you. How long will this offer be open? 谢谢。这个报价的有效期多长？
- Open the shutter and see what the weather is like. 打开百叶窗，看看外面的天气如何。
- The fresh air blew in from the open window. 新鲜空气从开着的窗户吹进来。
- Hum the opening bars of your favourite tune. 哼一哼你喜爱的曲子的开头几个小节。
- We were obligated to attend the opening ceremony. 我们有必要参加开幕式。
- The mayor made a speech at the opening. 市长在开幕式上发表了演说。
- lens diaphragm 透镜膜片
- The shop is open from this day onwards. 该店从今天起开始营业。
