The invention also provides an aeration zone press-in device dedicated to the construction technology of the invention, comprising an insert piece and a press piece;
本发明还提供了一种专用于本发明的施工工艺的充气带压入装置，包括埋入件及按压件；
The invention also provides an aeration zone press-in device dedicated to the construction technology of the invention, comprising an insert piece and a press piece;
本发明还提供了一种专用于本发明的施工工艺的充气带压入装置，包括埋入件及按压件；
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