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 1.降主动脉descendingaorta2.左主支气管leftprincipalbronchus3.左上肺静脉leftsuperiorpulmonaryvein4.左迷走神经leftvagusnerve5.气管杈bifurcationoftrachea6.右肺动脉rightpulmonaryartery7.左心房leftatrium8.下腔静脉inferiorvenacava (共 190 字) [阅读本文] >>