collective dose equivalent

例句：

1. 1.The study found that the collective dose equivalent of the pesticide was higher than the standard level.
   研究发现，这种农药的集体剂量当量高于标准水平。
2. 2. The team decided to use a collective dose equivalent approach to reduce the risk of exposure.
   团队决定采用集体剂量当量的方法来降低暴露风险。
3. 3.The researcher calculated the collective dose equivalent for each patient based on their medical history and treatment plan.
   研究人员根据患者的医疗史和治疗计划计算了每个患者的集体剂量当量。