P For coiled prestressing tendons, after uncoiling a length of wire or strand the maximum bow height shall comply with en 10138 unless given in an appropriate European Technical Approval.
对于卷曲预应力钢，在展开一段钢丝或钢绞线之后，除非在相应的欧洲技术认可有规定，否则其最大船首高度必须符合EN 10138规定。
The research of structural properties on prestressed concrete composite slabs with high strength screw p. c. wire are given in this paper.
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。
As long as the wire is entangled unsustainable dredging obstruction can use rotary function, or after P shape curve, can be appropriate to use rotary make convenient wire through corners.
只要在钢索被堵塞物缠住无法持续疏通时才可运用反转功用，或者是在经过P形弯道时，可以恰当运用反转使钢索便利经过弯道。 。
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