And the practice shows that the developed cold-laid mixture has good performances and its cost is reduced greatly compared with the same kind of imported materials.
实践表明，所研制开发的冷铺材料使用性能良好，而成本却比同类进口材料大大降低。
Repairing the pits and holes on the road surface with the cold-laid asphalt mixture is a convenient and rapid method.
用冷铺沥青混合料修补路面坑洞，具有方便、快捷等优点。
Repairing the pits and holes on the road surface with the cold-laid asphalt mixture is a convenient and rapid method.
用冷铺沥青混合料修补路面坑洞，具有方便、快捷等优点。
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