water clarity meter

例句：

1. 1.The water clarity meter was used to measure the quality of the river water.
   水质测定仪被用来测量河水的质量。
2. 2. The water clarity meter showed that the water in the lake was not as clear as it should be.
   水质测定仪显示湖水并不如其应该的那样清澈。
3. 3. The water clarity meter is an essential tool for monitoring the water quality in aquatic environments.
   水质测定仪是监测水生环境水质的重要工具。