specific intensity of radiation

例句：

1. 1.The intensity of the radiation is measured in units called sieverts.
   辐射强度以斯皮特单位来衡量。
2. 2. The specific intensity of the radiation was determined by measuring its energy spectrum.
   辐射的特定强度是通过测量其能量谱来确定的。
3. 3. The intensity of the radiation can vary depending on the source and the distance from the source.
   辐射的强度可以根据源和距离的变化而变化。