A new design method based on voidage of coarse aggregates for grading of permeable bituminous surface course is presented in this paper.

本文提出了一种根据主骨料空隙率设计透水性面层沥青混合料级配的新方法。

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According to the test data of Changping road, it offers the limitation about porosity of the asphalt surface course on expressway in frigid areas.

以长平高速公路试验数据为依据，提出了寒冷地区高速公路沥青表层的容许空隙率的界限。

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This article analyses the causes of the common quality disease of cement concrete surface course, and puts forward the measures for the prevention and treatment.

本文对一些常见的水泥混凝土路面的质量问题进行原因分析，并提出了相应的预防或处理措施。

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This tactile mastery attests to something remarkable that's happened over the course of the poem, somewhere below the surface of the poem, somewhere between the lines.

这种触觉的掌控证明了一些发生在诗歌里的意义非凡的事情,这些事情贯穿诗歌的整体，暗藏在诗歌的表面之下，深埋在字里行间。

耶鲁公开课 - 弥尔顿课程节选

The natural gas would have leaked naturally to the surface over the course of millions of years.

FORBES: EPA's Fracking Hysteria

People previously on the fence about purchasing a Surface Pro reversed course and started hunting down the hardware.

FORBES: Surface Pro Can Run Diablo III, Portal 2, Other AAA Games - Why Isn't Microsoft Evangelizing This?

Of course, Surface Pro has a USB 3.0 port for connectivity with almost limitless storage options, including external hard drives and USB flash drives.

ENGADGET: 128GB Surface Pro ships with 83GB free, 64GB has only 23GB