cấu tạo của bom - An Overview
Cervical spinal cord accidents can cause diaphragmatic paralysis, although the diaphragm can even now operate When the phrenic nerve stays intact. Congenital diaphragmatic hernias result from inadequate diaphragm development, permitting abdominal contents to enter the thoracic cavity.Bơm trục vít Roto Bơm định lượng trục vít Bơm hóa