In addition to its job in respiration and the maintenance with the strain gradient in between the thoracic and abdominal cavities, the diaphragm has a number of other features.B?m tr?c vít Roto B?m ??nh l??ng tr?c vít B?m hóa ch?t argal b?m hóa ch?t cheonsei B?m hóa ch?t Sandpiper B?m hóa ch?t Panworld B?m hóa ch?t Complete Thompson B?m D?u?