气管支气管树分泌屏障的功能有物理的、化学的、免疫学的和生物学的。
The functions of the secretory barrier of the tracheobronchial tree are physical, chemical, immunological, and biological.
气管支气管树分泌屏障的功能有物理的、化学的、免疫学的和生物学的。
The functions of the secretory barrier of the tracheobronchial tree are physical, chemical, immunological , and biological.
在肺部，布满粘液的支气管像树一样又分为成千上万个更小的管(细支气管)，他们连接到叫做肺泡的小囊。
Within the lungs, the mucus-lined bronchi split like the branches of a tree into tens of thousands of ever smaller tubes (bronchioles), which connect to tiny sacs called alveoli.
气管、支气管树分泌屏障的功能有物理的、化学的、免疫学的和生物学的。
The functions of the secretory barrier of the tracheobronchial tree are physical chemical immunological and biological.
气管、支气管树分泌屏障的功能有物理的、化学的、免疫学的和生物学的。
The functions of the secretory barrier of the tracheobronchial tree are physical chemical immunological and biological.
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