underground mine ventilation
Pronunciation
/ˌʌndɚɡɹˈaʊnd mˈaɪn vˌɛntɪlˈeɪʃən/

Définition et signification de « underground mine ventilation » en anglais

Underground mine ventilation
01

the system that supplies fresh air and removes contaminants from underground mines 

informations grammaticales
Exemples
The underground mine ventilation was upgraded to handle the deeper workings. 
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