true absorption coefficient

例句：

1. 1. The absorption coefficientof the material is crucial for its performance.
   该材料的吸收系数对其性能至关重要。
2. 2.The absorption coefficient of the gas was measured at 0.5.
   气体的吸收系数被测量为0.5。
3. 3. The absorption coefficient is a measure of how well a substance can absorb other substances.
   吸收系数是衡量物质吸收其他物质能力的一个指标。