Do v?y, quy?t ??nh ch?n màng b?m ???c làm b?ng ch?t li?u gì c?ng r?t quan tr?ng. The diaphragm divides the thoracic and abdominal cavities. As a result, any structure that move involving the two cavities will pierce the diaphragm. Máy phun s?n t?nh ?i?n b?t Má