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二灰碎石是高速公路上常用的一种基层材料 ,本文结合工程实际 ,论述二灰碎石施工中的质量控制及一些问题的思考
Lime-fly ash is a kind of grass-roots material commonly used on expressway. In this paper, the quality control and some problems in lime-fly ash gravel construction are discussed based on engineering practice