tunnel_construct_method_有道手机词典

1.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。
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2.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。
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3.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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