Therefore, in recent years, cement concrete pavement in the high-grade highways accounted for a place, followed by new materials, new technologies in the promotion and application of cement concrete pavement construction

Therefore, Portland cement concrete pavement in recent years in the high-level road in the first place, followed by a new material, new technology in Portland cement concrete pavement construction continued to promote and apply

Therefore, the cement coagulation earthen road pavement has in recent years occupied the small space in the first-class highway, following is the new material, the new technology promotes and the application unceasingly in the cement coagulation earthen road pavement construction

Therefore, in cement concrete pavement in high grade highway in recent years takes up a place, follow is the constant new material, new technology in cement concrete pavement construction and application

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