... stainless steel square bar 不锈钢方钢 steel drawn bar 及钢筋 SPRING STEEL FLAT BAR 弹簧扁钢 ...
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Steel Reinforcement Bar Pre-Drawn Platform 钢筋预拉台
cold drawn steel bar 冷拉钢筋
cold-drawn bearing steel bar 冷拉轴承圆钢
Steel Reinforcement Bar Pre-Drawn Plbyform 钢筋预拉台
steel drawn bar
拉丝钢筋
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The prestressed steel bar is drawn when there is uniform temperature of the main beam body, so that the prestress loss can be decreased.
在梁体温度均匀时张拉预应力钢束，可减少结构的预应力损失。
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