Shanghai International Port Engineering Consultants Ltd. 上海国际港口工程有。
Prestressed concrete pipe piles by post-tensioning method are widely used in harbor engineering because of its high flexural bearing capacity and low cost. 摘要后张法预应力混凝土大管桩由于抗弯承载力高和成本低等诸多优点，在港口工程中得到了广泛的使用。
