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肺癌的发病率在我国各大城市已高达1‰以上,而且还以每年12％的高速度递增,其原因如下:①大环境污染日趋严重,工北废气、废水、粉尘、汽车尾气、电离辐射、垃圾公害等不断增加。③小环境污染,如室内装修、新家俱、油漆涂料、塑料、被动吸烟、油烟等重要致癌因素,往往被人们忽视。③个人的危险因素与日俱增。城市工作生活节奏快,竞争力强,精神高度紧张,心理压力大,致使免疫功能低下,易患癌症。城市人口密度大,空气污浊,细菌(如结核杆菌、军团杆菌等)含量大,慢性肺部疾
The incidence of lung cancer in China’s major cities has reached more than 1 ,, but also increased at a high rate of 12% per year, the reasons are as follows: 1 increasingly serious environmental pollution, industrial waste gas, waste water, dust, automobile exhaust, ionizing radiation , garbage pollution, etc. continue to increase. 3 Small environmental pollution, such as indoor decoration, new furniture, paint and coating, plastics, passive smoking, soot and other important carcinogenic factors, are often overlooked. The risk factors of 3 individuals are increasing day by day. The city has a fast pace of work and life, a strong competitive power, a high degree of nervousness, and a lot of psychological pressure, resulting in low immune function and risk of cancer. Urban population density, air pollution, bacteria (such as Mycobacterium tuberculosis, Legionella, etc.), chronic lung disease