urea clearance

例句：

1. 1. Urea clearance is a critical factor in determining the efficiency of ammonia treatment systems.
   尿素清除率是确定氨处理系统效率的关键因素。
2. 2. The plant's ability to clear urea from its soil was a major concern for the environmental impact assessment.
   该植物从其土壤中清除尿素的能力是环境影响评估的主要关切点。
3. 3. In this study, we investigated the effect of different fertilizers on urea clearance and nitrogen uptake.
   在这项研究中，我们探讨了不同肥料对尿素清除和氮吸收的影响。