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.

youdao

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.

youdao