横接缝是高等级沥青混凝土路面施工中的一个比较关键性的技术问题，是影响路面平整度的重要因素。

The transverse joint is a key technical issue in the construction of high-type bituminous concrete pavement, affects road surface evenness.

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研究结果表明：振动沉模现浇混凝土管桩技术是高等级公路软基加固中的高效、经济的新技术。

So the field pour concrete cased pile with vibrated steel tube mould technology is an effective and economical technology for soil improvement.

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研究结果表明：振动沉模现浇混凝土管桩技术是高等级公路软基加固中的高效、经济的新技术。

So the field pour concrete cased pile with vibrated steel tube mould technology is an effective and economical technology for soil improvement.

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