Any of several photographic emulsions used to detect and visually display the paths of charged subatomic particles, especially of charged cosmic ray particles.
照片的感光乳剂，用于侦测并形象地显示带电亚原子微粒，尤指带电宇宙射线微粒的路径。
2
Twin channels are utilized for simultaneous time-integrated photographic recording and for time-resolved X-ray streak camera recording.
双通道同时完成X射线衍射的时间分辨和空间分辨；
3
Methods the length of whole low extremities and total spine were measured in order to confirm the size of the special X-ray film and to design special support photographic equipments.