预应力桥梁在施工时工艺复杂,质量控制难度大,因此,我们必须严格按照设计和国家相关规范施工,如此才能保证工程质量的合格。%The craft of prestressed bridge is complex in const-ruction with difficult quality control. Therefore, people must strictly according to the design and relevant national standard to construct so as to ensure the engineering quality qualified.
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