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普通所說的冷不冷,都是指人体冷暖的感觉說的。这种冷暖的客观条件主要是气溫的高低、湿度的大小、風力的强弱以及輻射热量得失的多少;而主观条件主要是人体的健康程度以及兩个作比較的感觉时間上的長短。气溫愈比体溫低,人体的輻射放热作用愈強;空气中的湿度愈小,皮膚上蒸發耗热作用愈强;風力愈大,体热失去的愈多;这些都能够增加人体寒冷的感觉。一
Commonly referred to as cold and cold, they all refer to the feeling of coldness and warmth of the human body. The objective conditions of this kind of cooling and warming are mainly the temperature and humidity, the size of the humidity, the strength of the wind, and the amount of radiation heat gain and loss. The subjective conditions are mainly the health of the human body and the length of the two senses. The lower the temperature is than the body temperature, the stronger the radiation effect of the human body; the lower the humidity in the air, the stronger the evaporation and heating effect on the skin; the greater the wind power, the more the body heat is lost; these can increase the body’s coldness. feel. one