尼古丁参与影响神经系统、呼吸系统和心血管系统等重要器官的发育，并与癌症的发生有着密切的关系。
Not only does nicotine have effect on the development of nerve, respiratory and cardiovascular systems, but has a complex interaction with carcinogenesis.
近年来，时常发生的严重雾霾令航班延迟，导致普遍的呼吸系统疾病，甚至有报告说，空气污染导致中国居民的寿命缩短数年。
Regular levels of intense smog in recent years have postponed flights, caused widespread respiratory problems and been found to cut years off the lives of the country's citizens.
这些因素的综合，或造成油罐呼吸不畅，或使呼吸系统堵塞，是油罐发生凹瘪的直接原因。
These factors resulting from impeded breathing and blocking of breathing system are the direct causes for the collapse of oil tanks.
目的探讨极低出生体重儿呼吸系统并发症的发生情况，认识呼吸监测的必要性。
Objective to investigate the morbidity of respiratory complication in very low birth weight infants (VLBWI), to know the essentiality of intensive care.
结论术前呼吸功能训练可减少开胸手术病人术后呼吸系统并发症的发生，促进病人早日康复。
Conclusions Preoperative pulmonary function training can effectively reduce postoperative pulmonary complications and accelerate the recovery of patients.
结论开胸手术前对患者进行呼吸运动训练，能减少术后呼吸系统并发症的发生，促进患者康复。
Conclusions respiratory exercises can reduce the incidence of postoperative respiratory system complication and promote rehabilitation of patients.
结论：老年呼吸系统疾病患者中情感障碍发生率较高，综合科医师应予重视并提高对该病的识别和处理能力。
Emotional disorders are often seen in old patients with respiratory diseases. It is very important to improve the recognition and treatment for them.
结论：老年呼吸系统疾病患者中情感障碍发生率较高，综合科医师应予重视并提高对该病的识别和处理能力。
Emotional disorders are often seen in old patients with respiratory diseases. It is very important to improve the recognition and treatment for them.
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