Muck truck Yisa problem and the vehicle with the dust flying, is also one of the main sources of air pollutants.

渣土车遗撒问题和车辆带起的扬尘飞扬，也是空气污染物的主要来源之一。

youdao

D. Simplifying process of production. superior and sanitary operation environment, and flying dust can be avoided during the drying process.

生产过程简化，操作环境卫生条件优越， 能避免干燥过程中的粉尘飞扬。

youdao

Cement flying dust decreased the yield of rice and rape at some farmlands, but did not produce harmful effect on its quality. There was an obvious increase in calcium content in polluted soil.

水泥粉尘使一些农田水稻和油菜产量有所下降，但对质量未产生不良影响，水泥粉尘会使土壤中钙的含量明显增加。

youdao

It was there that Jared Graves of Australia, sitting just behind the Latvian, saw his chances bite the dust when he was brought down by the flying bike of crashing South African Sifiso Nhlapo.

CNN: France win BMX gold as Briton Reade crashes