nuclear decay equation

例句：

1. 1. The equation describes the relationship between the amount of radioactive material and its half-life.
   这个方程描述了放射性物质的量与其半衰期之间的关系。
2. 2.In this study, we used the nuclear decay equation to calculate the amount of radioactive material remaining in the sample.
   在这项研究中，我们使用核衰变方程来计算样本中剩余的放射性物质的量。
3. 3.The equation was derived from the principles of nuclear physics and is widely used in environmental science to estimate the amount of radioactive waste that can be safely disposedof.
   该方程是根据核物理学的原理推导出来的，并在环境科学中广泛使用，用于估算可以安全处置的放射性废物的数量。