其机制主要是呼吸中枢的功能降低，肺和胸廓的弹性阻力、呼吸道的非弹性阻力增加所致。
The falling function of the respiratory centre, the elastic resistance of the lungs and thoracic cage, and the non-elastic resistance in the respiratory tract are responsible for the decline.
其机制主要是呼吸中枢的功能降低，肺和胸廓的弹性阻力、呼吸道的非弹性阻力增加所致。
The falling function of the respiratory centre, the elastic resistance of the lungs and thoracic cage, and the non-elastic resistance in the respiratory tract are responsible for the decline.
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