因此，以中强螺旋肋钢丝为受力筋的预应力空心板具有广阔美好的发展前景。
So the high effective pre-stressed reinforced concrete hollow slab with Medium strength spiral-continuous -ribs steel bar has a good prospect.
文中介绍了以高强螺旋肋钢丝作为主筋的预应力混凝土叠合楼板的结构性能研究。
The research of structural properties on prestressed concrete composite slabs with high strength screw p. c. wire are given in this paper.
从原料选择、生产模具的加工要求、产品的标准要求等方面对螺旋肋钢丝生产作了论述。
To expound the production of spiral rib steel wire in such aspects as raw material selection, processing requirements of die, and requirements in product standard.
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