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