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。
Research purposes: it is the first time for China to construct tunnel in karst strata with shield method.
研究目的：岩溶地层中采用盾构法施工在国内尚属首次。
Objective to reduce air pollution in the tunnel which is used the method of trackless transport to construct.
目的为降低采用无轨运输方式进行施工的隧道中空气污染。
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