lead plate test

例句：

1. 1. The lead plate test is used to detect the presence of lead in the soil.
   铅板试验用于检测土壤中铅的存在。
2. 2. During the lead plate test, the sample is exposed to a solution of lead nitrate.
   在铅板试验期间，样品暴露于硝酸铅溶液中。
3. 3. The lead plate test is an important tool for assessing the safety of drinking water.
   铅板试验是评估饮用水安全性的重要工具。