PET scanner also consists of a moving couch that slowly moves a person through a shorttunnel.
PET扫描诊断设备也包括可以移动的检测床，它可以慢慢地将人移入一段短短的隧道。
2
For lack of relevant studies on domestic shorttunnel lighting, this paper studies and discusses the design parameters of shorttunnel lighting.
国内短隧道照明缺乏相关研究，故文中对短隧道照明设计参数进行探讨。
3
Unite arch tunnel has its own characteristics which include shorttunnel, fleet bury depth and bad surrounding rocks arouses landslide easily in construction.