试验研究了预应力钢丝在经历高温作用并冷却至室温后的力学性能。
The materials′properties of prestressed steel wire post high temperatures were studied by experiments and various cooling patterns were considered in the experiments.
长期以来，冷拉预应力钢丝的应力腐蚀问题并未引起人们的足够重视。
The stress corrosion of cold drawn prestressed steel wire hasn't been paid full attention to for a long time.
此法成功地用于生产中，从而解决了预应力钢丝1000小时松弛率检验的难题。
Thereby difficult problem that we test relaxation ratio of prestressed concrete steel wire for 1000 hours has been solved.
此法成功地用于生产中，从而解决了预应力钢丝1000小时松弛率检验的难题。
Now the method is successfully used in the production. Thereby difficult problem that we test relaxation ratio of prestressed concrete steel wire for 1000 hours has been solved.
经过现场调试和运行，预应力钢丝的抗拉强度有了明显提高，使企业获得了直接经济效益。
The test and running show that the tensile strength of steel wire has been obviously increased and the economic benefit has been obtained.
主要从事预应力钢丝生产设备的设计、制造，并致力于新工艺、新设备、新技术的研制开发。
It undertakes the designing and manufacturing of production equipment for pre-stressed steel wire, and engages in the research and development of new process, new equipment and new technology.
报道了对我国低松弛预应力钢丝所进行的试验研究，包括不同初始应力、时间对松弛的影响。
This paper gives an account of the experimental study on the stress relaxation in low relaxation prestressing wires. The influence of the initial stress and the duration of loading is discussed.
德国HERKEL公司生产的高速拉丝模具在高速拉拔粗规格、高强度预应力钢丝中表现出较长的使用寿命。
The high speed drawing die are manufactured by HERKEL Company in Germany. It has longer service life drawing coarse round and high strength prestressed concrete steel wire at high speed.
钢丝缠绕预应力坎合结构是指在预应力钢丝缠绕层的预紧下，坎合子结构经界面坎合作用而连接起来的结构。
The prestressed bumpy-ridge structure with steel wire wound is the structure that the sub parts are connected by interface bumpy-ridge effect under steel wire layers pretension.
桥梁用预应力钢丝钢绞线都在高的交变应力状态下服役，加上海水、潮湿环境的影响，更加速其应力腐蚀的速率。
Prestressed steel wire and strand for bridge are used in the condition of high alternating stress with humidity atmosphere and sometime seawater atmosphere, which speed up the corrosion.
根据对弹性模量、非比例强度、抗拉强度和断裂伸长率的观察分析，提出了预应力钢丝张拉施工工艺的改进意见。
Some ideas on improvement in prestressing process are raised according to the observation and analysis on modulus of elasticity, apparent yield limit, tensional strength and percentage elongation.
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。
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.
本欧洲标准中所考虑应用的预应力是高强度钢材(钢丝，钢绞线或钢柱)制造的钢筋束。
P The prestress considered in this Eurocode is applied by tendons made of high-strength steel (wires, strands or bars).
结果表明，尽管作为无粘结钢丝束固定端的梁刚度很大，预应力的效果仍然十分理想。
The results show that the effect of prestressing force is rather ideal, though the rigidity of beams, in which the tendons are anchored, is great.
本文讨论和分析了在先张预应力混凝土构件中混凝土和光面高强钢丝之间的握裹和锚固应力的情况。
In this paper, bond and anchorage stress conditions between concrete and high-strength smooth wire for pre-tensioned concrete members are discussed.
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.
所述的预应力筋是钢绞线或钢丝束或单根钢筋。
The prestressed tendon is a steel stranded wire or a steel tendon or a single reinforcing steel bar.
预应力混凝土管道用冷拉钢丝具有一般冷拉钢丝无法比拟的良好的综合性能。
Cold-drawn steel wire for PC pipelines have good comprehensive performances that common cold-drawn steel wire unable to compare.
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.
分析比较高强钢丝网聚合物砂浆加固普通钢筋混凝土梁与预应力钢筋混凝土梁的基本性能；
The flexural behaviors of RC beams and PRC beams strengthened by HSWM-PM were analyzed and compared.
分析比较高强钢丝网聚合物砂浆加固普通钢筋混凝土梁与预应力钢筋混凝土梁的基本性能；
The flexural behaviors of RC beams and PRC beams strengthened by HSWM-PM were analyzed and compared.
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