arch viaduct 中文意思是什麼
arch viaduct
解釋
高架拱橋-
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
由於技術和建築學的考慮,一種獨特的軋制鋼被選用於拱橋和高架橋身的某些特定支撐。
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