pulmonary artery trunk肺动脉干;位于肺动脉干
pulmonary venous trunk obstruction肺静脉干梗阻
common pulmonary venous trunk共同肺静脉干
pulmonary y trunk肺动脉干
Right lower pulmonary trunk右下肺动脉干
pulmonary trunk width肺动脉主干宽径
opening of pulmonary trunk肺动脉干口;肺动脉口
bifurcation of pulmonary trunk[解剖] 肺动脉杈
sinus of pulmonary trunk[解剖] 肺动脉窦