suspended particulate matter

• 悬浮颗粒物

suspended particulate matter的用法和样例：

例句

1. Denmark must focus on reducing the content of suspended particles in the air.
   丹麦必须集中精力减少空气中悬浮颗粒物的数量。
2. Recent surveys indicate that suspended particles have an impact on health.
   最近的调查表明悬浮颗粒物对健康有影响。