山区高速公路地下水文复杂多变，本文总结了不同地形地质条件下的地下排水设施布设方案。
Groundwater status of mountain freeway is very complex, the paper summarized scheme of how to layout underground drainage facilities in the different topographic and geologic conditions.
山区高速公路地下水文复杂多变，本文总结了不同地形地质条件下的地下排水设施布设方案。
Groundwater status of mountain freeway is very complex, the paper summarized scheme of how to layout underground drainage facilities in the different topographic and geologic conditions.
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