Because of technical and architectural considerations, a unique combination of rolled and cast steel was selected for the arch bridge as well as for certain supports elsewhere along the viaduct.
由于技术和建筑学的考虑，一种独特的轧制钢被选用于拱桥和高架桥身的某些特定支撑。
Because of technical and architectural considerations, a unique combination of rolled and cast steel was selected for the arch bridge as well as for certain supports elsewhere along the viaduct.
由于技术和建筑学的考虑，一种独特的轧制钢被选用于拱桥和高架桥身的某些特定支撑。
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