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

• 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 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。
• 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。
• At last the light intensity distribution of Fresnel diffraction at several rectangular apertures is calculated and analyzed.
  最后计算分析了多矩孔菲涅尔衍射的光强分布。
• This effect is mostly found in fast lenses and when large apertures are used.
  这个情况多数在强光镜头，使用大光圈时发生。
• A pressure cooker explosion protection safety bulkhead is evenly provided with more than a thousand apertures and also a handhold in the middle.
  一种压力锅防爆安全隔板，在隔板上均匀分布有千个以上小孔，中部有拉手。
• 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。
• Study on Coupling of Ultra Wideband Microwave Pulses into Apertures and Connecting Slot
  超宽带脉冲对腔体孔缝及连接的耦合效应研究
• The rear half-size apertures couldn't be operated independently; they could only be opened after the front doors.
  后方车门很窄，看起来就像衣柜的门，只有正常车门宽度的一半，而且不能单独打开，只有在前门打开之后才能开启。
• Zernike modal wavefront reconstruction algorithm was used commonly for Hartmann Shack sensor in circle apertures.
  利用哈特曼夏克传感器测量圆孔径内波像差时，通常使用泽尼克模式复原算法。