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一般认为,10℃为人体所感受的低温环境的上限。在我国北纬40度以北地区生活的人,以及一些低温性职业(如冷库作业、极地考察)人员,几乎常年累月地处在低温环境之中。而我国绝大部分地区的深秋至初春季节,气温一般都在10℃以下。可见,低温环境也是一种较普遍的自然气候环境。
Generally believed that 10 ℃ for the human body feel the upper limit of the low temperature environment. People living in the north of 40 degrees north latitude in our country, as well as some low-temperature occupations (such as cold storage operations and polar expeditions) are in a cold environment for almost all year round. In most areas of China late autumn to early spring, the temperature is generally below 10 ℃. Visible, low-temperature environment is also a more common natural climate.