apertures

英 [ˈæpətjʊəz]

美 [ˈæpərtʃərz]

n.  小孔; 缝隙; (尤指摄影机等的光圈)孔径
aperture的复数

柯林斯词典

• N-COUNT 孔；缝隙；缺口
  Anapertureis a narrow hole or gap.
  1. Through the aperture he could see daylight.
     透过缝隙，他能看见日光。
• N-COUNT （照相机的）光圈，孔径
  In photography, theapertureof a camera is the size of the hole through which light passes to reach the film.
  1. Use a small aperture and position the camera carefully...
     用小光圈，仔细调整相机位置。
  2. The camera has a 32mm lens with a maximum aperture of f/4.5 and a fixed shutter speed of 1/100sec.
     这架相机有一个32毫米的镜头，最大孔径为f/4.5，固定快门速度为1/100秒。

双语例句

• Smaller f-stops have larger apertures, which means a larger hole size.
  越小的f值对应越大的光圈，也就是通孔的洞越大。
• It was recently discovered that arranging apertures in just the right way created an amazing new optical effect.
  这是最近发现，在刚刚安排光圈以正确的方式创造了一个惊人的新的光学效应。
• The electromagnetic coupling of an incident plane wave through some small apertures into a shielding cavity is studied.
  研究了平面电磁波与带多孔的屏蔽腔体的耦合问题。
• It is shown that, the use of serrated apertures can suppress the high frequency diffraction of axial intensity and reduce the nonuniformity of transversal intensity distributions.
  结果表明，齿形光阑能有效抑制光强的高频衍射，并降低横向光强分布的不均匀性。
• The pipes'musically tuned sounds emanate to the surroundings through apertures in the vertical planes of the uppermost stairs.
  该管道'音乐调谐到环境中产生的声音通过在楼梯的最上面的垂直平面的光圈。
• In the production and propagation of lasers there are more or less limiting apertures.
  在激光的产生和传输过程中或多或少地要受到光阑的限制。
• This lens displays maximum performance across the entire image field at all apertures.
  这个镜头显示的最高表现整个图像域在所有的光圈。
• However, laser-cut apertures might require further treatments to smooth aperture walls for ultra-fine-pitch applications.
  然而，激光切割可能需要进一步处理，抛光孔壁以满足高精度要求的应用。
• Numerical Analysis for Shielding Effectiveness of Computer Enclosure with Apertures Based on TLM
  基于TLM的机箱孔缝电磁屏蔽效能数值分析
• The simulation result shows that the new imaging system can get an image at a high speed and its image resolution can be improved by increasing apertures of the system.
  仿真结果说明新的成像系统可以快速成像，并且通过增加孔径个数可以提高图像的分辨率。