排涝设计标准的选择，各地大都没有进行经济比较论证，都是凭经验确定。
The economic evaluation in selection of design standards for waterlogging control had never been proceeded all over the county.
排涝设计标准的选择，各地大都没有进行经济比较论证，都是凭经验确定。
The economic evaluation in selection of design standards for waterlogging control had never been proceeded all over the county.
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