There are great many alveolar ducts in the respiratory portion. Each respiratory bronchiole branched and formed many generous alveolar ducts.
肺呼吸部肺泡管的数量多，每支呼吸性细支气管分出多条肺泡管，肺泡管宽大；
The utility model is applicable to the administration for bronchiole and pulmonary alveolar.
本实用新型可用于毛细支气管及肺泡的给药。
The utility model is applicable to the administration for bronchiole and pulmonary alveolar.
本实用新型可用于毛细支气管及肺泡的给药。
应用推荐