braced arch meaning in English
桁拱
桁架形拱
Examples
- Because it is simple to make manufacture slab with slightly curved bottom , and is economical to use steel , and is relatively great in aspect of load bearing potential capacity , the slab often has been used as braced arch and rigid - frame arch bridges " deck slab in 1970s and 1980s
由于微弯板具有制作简单、用钢量省、承载潜力较大的优点，因而上世纪七、八十年代，在刚架拱桥、桁架拱桥中常用作桥面板。