roadmetal

用法例句

In order to study the effect of crushed rock maintaining permafrost embankment,here,the crushed rock embankment is treated as porous media.

为了研究碎石层保护冻土地区路基的效果,将碎石路基视为多孔介质,从多孔介质对流理论出发,用Bear J摄动法推导了自然对流的发生条件,总结和分析了冷却地基研究成果,就青藏地区的冻土和气候条件,讨论了碎石路基的铺设厚度和粒径,计算厚度为0。

The crushed rock embankment can provide cool energy for the permafrost beneath it and guarantee the stability of permafrost without thawing.

冻土地区铁路碎石路基内的换热问题可以看成是多孔介质中的对流传导问题。

Combined with concrete condition of Dianjiang-Linshui expressway project,the article introduces the comparison and selection of pavement macadam materials,quality management method and control essentials,and draws concrete conclusions,in order to ensure the quality of expressway and prolong its service life.

结合重庆垫江—四川邻水高速公路项目的具体情况,介绍了路面碎石材料的比选、质量管理方法和控制要点,并得出了具体的结论,以保证高速公路的质量,延长高速公路的使用寿命。

Broken stones used for road surfaces or railroad beds.

筑路碎石用于铺路面或用于填塞铁轨枕木间空隙的碎石

broken rock used for repairing or making roads.

用作修路或筑路的碎石。

This rock can be ground up and used for road building.

这石头能磨碎用来筑路。

a road built on a foundation of rubble

用碎石做路基修筑的道路

This machine is used to crush the rock up for road building.

这台机器用于碎石，以供筑路之需。

This machine crushes the rock up so that it can be used for road building.

这台机器能粉碎石头, 可用来筑路。

We will pound the rocks sown into suitable road - building material.

我们将把石头捣碎，制成合适的筑路材料。

The machine crunches the rock up so that it can be used for road building

这台机器把岩石碾碎块，以便能用于筑路。

On the Stuffing and Construction of Graded Gravel for Transition Zone in the High Speed Rail Bridge;

浅淡高速铁路桥涵过渡段级配碎石的填筑施工

Application of Gravel Mixed with Cement Stabilized Sand on the Paving of Base Layer

水泥稳定砂性料掺碎石铺筑路面基层的应用

Pebble and crushed stone for building

GB/T14685-1993建筑用卵石、碎石

water - bound macadam

水结碎石;水结碎石路, 水结马克当碎石路

Pavement made of layers of compacted broken stone, now usually bound with tar or asphalt.

碎石路用几层集中起来的碎石铺筑的人行道，现在一般与焦油或沥青混合

natural road, partly metalled

天然道路，一部分铺碎石

Stones were ground down by road roller

石头被压路机碾碎。

surface with macadam, of a road.

在路的表面用碎石覆盖。

Bituminous penetration nlacadam

沥青贯入式碎石路面

surface a road (with tarmac)

（用柏油碎石）铺路面