phosphorescence variation detector

例句：

1. 1.The phosphorescence variation detector was used to detect the presence of radiation in the area.
   荧光变化探测器被用来探测该区域的辐射存在。
2. 2. The phosphorescence variation detector was used to monitor the changes in the environment.
   荧光变化探测器被用来监测环境的变化。
3. 3.The phosphorescence variation detector was used to detect the presence of pollutants in the air.
   荧光变化探测器被用来探测空气中的污染物的存在。