若能把道路规划、设计与机动车排放和噪声污染控制方面的技术改造结合在一起，对环境产生的保护作用将更为有效。

If the planning, design of a road could be combined with the technical rehabilitation including the automobile discharge and noise pollution control, it would be effective to environmental protection.

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再生脱硫技术是有效控制大气污染，合理回收资源的重要手段。

Regenerative desulfurization process is an effective measure to control air pollution and recover sulfur resource.

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它为城市规划、城市环境噪声管理提供了依据，也是检验噪声污染防治技术措施和规划控制措施有效性的重要手段。

It could provide a base for urban planning and environmental noise control, and test the effectiveness of different methods of reducing noise whether by planning or noise reduction techniques.

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