picture tube gamma

例句：

1. 1. Thepicture tube is the heart of the televisionset.
   电视机的图像管是其心脏。
2. 2.The gamma rays from the radio tubewere causing a fire in the room.
   来自电子管的伽马射线正在房间里引发火灾。
3. 3. The gamma radiation was detectedby the scientists using the radio tube.
   科学家使用电子管检测到了伽马辐射。