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фоновое загрязнение
 фоновое загрязнение
med. background pollution
| окружающего воздуха
 окружающий воздух
auto. free air
ecol. environmental air
Makarov. environment air
math. the outer air
metrol. air environment
O&G, oilfield. surrounding air

to phrases
фоновое загрязнениеstresses
med. background pollution
tech. background concentration; background contamination; background pollution level
фоновое загрязнение: 27 phrases in 13 subjects
Astronautics1
Ecology7
Energy industry1
Makarov2
Medical2
Meteorology1
Natural resourses and wildlife conservation1
Sakhalin2
Sakhalin R1
Scientific1
Technology4
United Nations1
Weapons of mass destruction3