club-footed pile 扩底桩

disc-footed pile 扩脚桩

club footed pile 扩底灌注桩

bored club-footed pile 钻孔扩底灌注桩

Pipe caisson club-footed pile 发明名称

High-rise building club-footed pile 发明名称

Pipe caisson pouring club-footed pile 发明名称

large caliber drilled club-footed pile 大口径钻孔扩底桩

Pile disc-footed 盘基桩