bioconcentration factor

例句：

1. 1. The concentration of pollutants in the water is a key factor in determining its quality.
   污染物在水里的浓度是决定水质的关键因素。
2. 2.The bioconcentration factor is an important factor in predicting the movement of pollutants in the environment.
   生物浓缩因子是预测污染物在环境中移动的重要因素。
3. 3. The study of bioconcentration factors has led to new insights into the behavior of pollutants in ecosystems.
   对生物浓缩因子的研究为生态系统中污染物的行为提供了新的见解。