gyejingi
dust counter
compteur de poussière ; compteur à particules
계진기를 사용하여 공기 중의 먼지를 측정합니다.
gyejin-gi-reul sayonghayeo gong-gi jung-ui meonji-reul cheugjeonghamnida.
We use a dust counter to measure the dust in the air.
More words starting with 계
We review every report and fix data issues fast.