拱作用

mù qián duō kǒng lián xù gǒng qiáo yī bān jūn xū kǎo lǜ gǒng zuò yòng de yǐng xiǎng

目前，多孔连续拱桥一般均需考虑拱作用的影响。

Nowadays the effect of the arch action is generally considered in the design of multi-arch bridges.