在右肺上叶支气管层面，后段静脉居后段支气管与前段支气管之间；
On the section through right superior lobar bronchus, the posterior segmental vein descended between posterior and anterior segmental bronchi.
在右肺上叶支气管层面，后段静脉居后段支气管与前段支气管之间；
On the section through right superior lobar bronchus, the posterior segmental vein descended between posterior and anterior segmental bronchi.
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