Meanwhile, PPI students and faculty, holding infrared sensors, explain to the hunters how to place these in mountain hunting areas. When an animal passes, the camera will automatically take a photo, and the film needs to be changed every two weeks.
科技大學老師則指著一旁的紅外線自動感應器說明，希望獵人上山工作時，就帶著一台台的紅外線照相機上山，並逐一架設在獵區，當動物經過，相機會自動拍攝，二個禮拜換裝一次底片。