桩-柱-预应力支撑体系
pile-column-prestressing support system
高强预拉力支护
pretension bolt with high strength
拱支预应力网架
arch-suspended prestressed space grids
后张拉预应力结构技术
Stretch-draw pre-stressed concrete
容许张拉预应力
permissible tensional prestress
预应力拉筋法
prestre ss reinforcement method
预应力拉索锚固桩
prestressed anchor-hold pile
预应力预制混凝土桩
prestressed precast concrete pile
张拉预应力钢桁架
cable-prestressed steel truss