span of arch [建] 拱跨 ; 碹跨度
fairway arch span 通航拱跨
single arch long-span tunnel 单拱大跨隧道
long span arch 大跨径拱桥
The stability of arching cave is analysised. and the relations of embedded soil depth and the ultimate arch span are presented.
推导出土中洞室的上覆土厚度及相应的最大跨径公式。
Only 1,000, 000 vehicle crossings produced significant cracking in the floor beams of the tied arch span and in the plate girders of the approach spans.
仅通过1,000,000辆车就在系杆拱的横梁中以及引桥的板梁中造成明显的开裂。
This paper discussed the transfer matrix theory of vibration analysis of long-span arch bridge.
本文探讨大跨度拱桥振动分析传递矩阵法理论。
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