Using a photon countingapparatus as a device to measure light intensity, wave particle dualism of light is demonstrated by measuring photon distribution of double slit diffraction.
用光子计数仪作光强检测装置，通过测量衍射后的光子计数的空间分布来演示光的波粒二象性。
2
They devised an apparatus that connected a baby's pacifier to a counting device.
他们设计了一种将婴儿的奶嘴与计数装置连接起来的装置。
3
The study on the biomass, respiration and P/B coefficient of benthon have been carried out with counting method, sealed apparatus method and cultivation method in Sanjiang Plain.