double aperture slit

例句：

1. 1.The double aperture slit allows for precise measurement of the sample.
   双重孔隙允许对样品进行精确测量。
2. 2.The scientist used a double aperture slit to observe the flow of water through the pipe.
   科学家使用双重孔隙来观察水流通过管道的情况。
3. 3. The double aperture slit was designed to improve the accuracy of the measurements made by the instrument.
   双重孔隙被设计用来提高仪器测量的准确性。