资讯
AMONG the recently published abstracts of papers to be discussed by the Institution of Civil Engineers are four relating to the design, construction and calculations of the great arch bridge over ...
来自MSN4 个月
New York's Hell Gate BridgeAccording to Victor Hand in Classic Trains ' Fall 2021 issue ... the span gave the structure the title as the longest steel-arch bridge in the world, though that distinction was relinquished ...
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