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| измерение загрязнения (The assessment of the concentration of pollutants for a given time in a given point; Оценка концентрации загрязняющих веществ в течение конкретного периода времени в конкретном месте) | |||
| измерение запылённости; пылевой замер | |||
| pollution measurement: 20 phrases in 12 subjects |
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