Its main USES are flux of pudding iron, the building road materials for highway and railway, agriculture fertilizer, materials for construction and so on.

主要用于炼铁熔剂、公路及铁路筑路材料、农业肥料、建筑材料等。

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As for such a condition, at home and abroad, many divisions of science research and production have carried out a large amount of research on road materials, design and construction technology.

针对这一情况，国内外科研和生产单位对路面的材料、设计和施工技术等方面进行了大量的研究。

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Unlike the other road materials, aeolian sand had some compaction characteristics that were key factors of influence on construction qualities of highway in the desert.

风积沙是一种特殊的筑路材料，其压实特性是影响沙漠公路施工质量的重要因素。

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