Launch old concrete road surface is it spread pitch layer is it reflect research of crack to prevent and cure to add, it is very necessary.

开展旧混凝土路面上加铺沥青面层防治反射裂缝的研究，是很有必要的。

youdao

The foundations of low-rise residential Buildings are nearly all supported on spread footings, wide Bases (usually of concrete) that support walls or piers and distribute the load over a greater area.

低层住宅建筑物的地基几乎都是由延伸的基脚来支撑，宽广的基座(通常是混凝土)支撑墙壁或墩，分散重量到更大的面积。

youdao

This new kind of slope protection can avoid some defects of traditional concrete prefabricated components and is worth of being spread in grit slope protection.

此种新型护坡结构可避免传统混凝土预制板护坡的某些弊端，为砂堤护坡工程提供了具有实用价值的推广方案。

youdao

They want about 4, 000 tombstone-like concrete columns of differing heights spread over the site.

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But soon enough, crumbling concrete gave way to thick forest, spread across a series of river valleys.

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