结果：症状有明显好转，呼气流量容积曲线各参数均有显著改善。

Results: the symptoms were improved to different degrees and the parameters of volume curve improved obviously.

youdao

结果：症状有明显好转，呼气流量容积曲线各参数均有显著改善。

Results: the symptoms were improved to different degrees and the parameters of volume curve improved obviously.

youdao