(ppm)-the number of parts of a given pollutant in a million parts of air

listen to the pronunciation of (ppm)-the number of parts of a given pollutant in a million parts of air
الإنجليزية - الإنجليزية

تعريف (ppm)-the number of parts of a given pollutant in a million parts of air في الإنجليزية الإنجليزية القاموس.

(PPM)-the number of parts of a given pollutant in a million parts of air
parts per million
(ppm)-the number of parts of a given pollutant in a million parts of air

    الواصلة

    (ppm)-the num-ber of parts of a giv-en pol-lu-tant in a mil-lion parts of A-ir

    النطق

المفضلات