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冻疮是因为天气寒冷使机体体温调节机能减弱引起的局部血液循环障碍的疾病。常发生在手、足、耳、鼻、面颊等暴露的末梢部位。教室的微小气候,直接影响着冻疮的发生。1987年3月,我们对4所中小学校的12～14岁学生进行了调查。
Frostbite is because of the cold weather so that the body’s body temperature regulating function weakening caused by local blood circulation disorders. Often occurs in the hands, feet, ears, nose, cheeks and other exposed peripheral parts. The classroom’s microclimate, a direct impact on the occurrence of frostbite. In March 1987, we conducted a survey of students aged 12 to 14 in four primary and secondary schools.