The 2-Minute Rule for cấu tạo bơm màng khí nén
Disclaimer: The articles on This website is for academic reasons only and isn't a substitute for Skilled health care suggestions, diagnosis, or treatment.The diaphragm is an important muscle mass that separates the chest cavity with the abdominal cavity and plays a crucial function in respiration. If you inhale, the diaphragm contracts and flattens