rapid-sand filter strainer

例句：

1. 1.The rapid-sand filter strainer is used to remove sand from the water before it reaches the treatment plant.
   快速沙滤器用于在水到达处理厂之前去除沙子。
2. 2.The engineer designed the filter strainer to ensure that only clean water was allowed to pass through.
   工程师设计了过滤器，确保只有清洁的水能够通过。
3. 3. The rapid-sand filter strainer is an essential part of the wastewater treatment system, helping to maintain water quality.
   快速沙滤器是废水处理系统的重要组成部分，有助于保持水质。