预制混凝土桩 precast concrete pile ; present concrete pile

撞击式预制混凝土桩 percussion precast concrete pile

预应力预制混凝土桩 prestressed precast concrete pile

预制钢筋混凝土桩 precast reinforced concrete pile

预制混凝土板桩 pile

预制钢筋混凝土方桩 Precast reinforced concrete square piles

预制混凝土管桩 Precast concrete pipe