Pretensioned Spun High Strength Concrete Piles 预应力高强砼管桩
Pretensioned Spun Concrete Pile 先张法预应力混凝土管桩; 预应力管桩
precast pretensioned concrete beam 预制先张混凝土梁
PRETENSIONED CONCRETE 先张拉混凝土
Pretensioned Spun high Strength Concrete Pile PHC管桩
centrifugally spun concrete pipe 离心浇制混凝土管
centrifugally-spun concrete pipe 离心浇注混凝土管
Large Diameter Spun Piles 大直径管桩
prestressed spun concrete pile 预应力混凝土管桩
shearing formula of spun concrete pile 管桩抗剪公式
Spun Concrete 旋制混凝土
spun concrete pipe 石屎筒; 离心浇制混凝土管
thin wall steel spun concrete pole 薄壁离心钢管混凝土支柱
bored concrete piles 钻孔灌注桩
cast in situ concrete piles 钻孔灌注桩
Cast-in-Situ Concrete Piles 钻孔灌注桩
Center Bored Concrete Piles 中心压灌桩
Concrete Piles 灌注桩; 混凝土桩
drilling bored concrete piles 钻孔压灌桩