low relaxation steel strands的意思|示意

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低松弛度钢绞线

low relaxation steel strand 低松弛钢绞线
prestress steel relaxation 预应力钢松弛
post-inserted the steel reinforcement cage 后插钢筋笼
post-inserted steel reinforcement cage 后插钢筋笼
steel reinforce we are pirates, these data are stolen from youdao and concrete material 我们是海盗，这些数据是从有道和混凝土材料中偷来的
low relaxation pc steel wire 低松弛PC钢丝
andlow relaxation pc steel strand 低松弛PC钢绞线
low relaxation prestressed steel wire 低松弛预应力钢丝
low-relaxation prestressed steel wire 低松弛预应力钢丝
low-relaxation prestressed steel strand 低松弛预应力钢绞线