reverse isotope dilution analysis

例句：

1. 1.This method is widely used in the analysis of environmental pollution.
   这种方法在环境污染分析中被广泛使用。
2. 2.The reverse isotope dilution analysis was crucial for understanding the origins of the disease.
   反同位素稀释分析对于理解该疾病的来源至关重要。
3. 3.The researchers conducted a reverse isotope dilution analysis to determine the source of the contamination.
   研究人员进行了反同位素稀释分析，以确定污染的来源。