av Bruna Vocaturo 4 år siden
364
Mer som dette
Ved Farid Asmar
Ved Ragubavan Sathurtheha
Ved Mark B Ness
Ved RJ - 08LT - Tomken Road MS (1153)
exchange oxygen with carbon dioxide
they forces the air straight to the alveolus
forces the air to breath
conveys and cleans the air and expels the solid parts
recive air and regulates the sound of the voice
recive the air
humidify
purify
REGULATION