To reduce air pollution in the tunnel which is used the method of trackless transport to construct. Using TY fuel additive to promote the fuel burning more sufficiently.
应用TY型燃油添加剂促进柴油燃烧更充分，降低采用无轨运输方式进行施工的隧道中空气污染。
2
AIM: To explore the effect of concurvity of generalized additive models (GAMs) in the study of air pollution and human health and to diminish the influence of concurvity.
目的：针对大气污染与健康关系研究中拟合广义可加模型时的共曲线性现象进行研究并试图减小其影响。
3
Objective in studying the effects of air pollution on human health we use generalized additive models and diagnose the outliers then try to diminish the effect of them.