Objective To investigate the cause,development mechanism and utility treatment of thoracic cavity hemorrhoea after the closed drainage for spontaneous pneumothorax.
目的了解自
性气胸闭式引流术后胸腔大出血的原
、
机制及有效治疗方法。
Objective To investigate the cause,development mechanism and utility treatment of thoracic cavity hemorrhoea after the closed drainage for spontaneous pneumothorax.
目的了解自
性气胸闭式引流术后胸腔大出血的原
、
机制及有效治疗方法。
明:以上例句、词性分类

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