The prestress bars shall be positioned strictly complying with designed curves and shaping, then to be fixed by spot welding.
预应力筋应严格按设计要求的曲线形状就位并固定点焊。
The prestress bars shall be positioned strictly complying with designed curves and shaping, then to be fixed by spot welding.
预应力筋应严格按设计要求的曲线形状就位并固定点焊。
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