dust contamination การใช้

Many of these planes were decommissioned after their participation due to coal dust contamination.
However, they help to prevent dust contamination.
Later, when wire-mesh wheels were tested on low-g flights, the need for wheel fenders to reduce dust contamination was found.
Concerns about the mine's relationship to the park center on dust contamination and on the mine's possible effect on the sockeye salmon population.
However, due to the extremes of dust contamination, solar panels will not supply sufficient energy to power a Habitat on Mars on their own.