The recycling rate of road-surface materials reached 40 percent.

公路路面废旧料循环利用率达到40%。

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On the basis of analyzing a loader 's operation road-surface spectrum, a new method utilizing powered damper to lower down a loader' s shocking is offered.

在分析装载机作业路面谱的基础上，提出了采用动力减振器来降低装载机振动的新方法。

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We propose a road-surface abstraction algorithm which is suitable for structured or semi-structured road environment and extracts effectively a road-surface for ground robot navigation.

为使机器人自主导航系统能够快速有效地提取前方路面，提出了一种可应用于结构化和半结构化环境的路面提取算法。

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In another scheme to resurface the main route for vehicles in the square, sub-contractors are having to relay the road surface after problems were identified.

BBC: Caernarfon Castle Square parking ban for many motorists

The surface of the road still needs work, but the improvements already mean that a bone-shaking two day journey has been turned into a very dusty but manageable 12-hour drive.

BBC: In the shadow of the Taleban

So says Peter Ruane, chief executive of the American Road and Transportation Builders Association (ARTBA), as he unveils a 70-page plan for updating legislation on federal surface transportation spending.

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