扬尘

chāi qiān gōng dì yào luò shí hǎo fáng zhǐ yáng chén cuò shī

拆迁工地要落实好防止扬尘措施。

When demolishing old houses, measures must be taken to prevent raising dust to the air.

kòng zhì hǎo yáng chén wū rǎn

控制好扬尘污染

control the pollution of flying dust

qí suǒ pái fàng de wū rǎn wù shì yáng chén

其所排放的污染物是扬尘。

The pollutant emitted from open sources is resuspended dust.