water quality analyser

例句：

1. 1.The water quality analyzer was used to test the water for contaminants.
   水质分析器被用来检测水中的污染物。
2. 2.The new water quality analyzer is more accurate than the old one.
   新的水质分析器比旧的更准确。
3. 3. The water quality analyzer detected a high level of lead in the sample.
   水质分析器检测出样本中铅的含量很高。