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慢性阻塞性肺病包括常见的慢性支气管炎和肺气肿,主要症状为长时间咳嗽、咯痰以及气短,是一种逐渐削弱患者呼吸功能
Chronic obstructive pulmonary disease includes the common chronic bronchitis and emphysema, the main symptoms of chronic cough, expectoration and shortness of breath, is a gradual reduction in respiratory function