如出现呼吸系统症状 respiratory symptoms such as
如果出现呼吸系统症状 If respiratory symptoms
累及循环和呼吸系统的症状和体征 Symptoms and signs involving the circulatory and respiratory systems
累及循环和呼吸系统的其他症状和体征 Other symptoms and signs involving the circulatory and respiratory systems
呼吸系统症状明显，体征不多。
呼吸系统症状明显，肺通气功能损害不严重，并发症尤其肺结核发病率低。
Symptoms in respiratory system were obvious; damages in lung ventilatory function was not serious; morbidity of complications especially tuberculosis was low.
目的了解中学生呼吸系统症状的影响因素，为有效预防呼吸系统疾病提供依据。
Objective To explore the influencing factors of respiratory symptoms among middle school students, and to provide basis for respiratory disease prevention.
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