top bracing meaning in English
顶拉条
上平联
Examples
- Hydraulic top bracing
液压上支撑 - 4 bridges shall be deck type , through type or hybrid type ( with or without bracing ) . for through or hybrid type with top bracing , the minimum vertical clearance shall be 4880 mm ( 16 ’ - 0 ” )
钢架桥为层式设计,直通式或复合层(可带或不带支柱) 。直通式或复合式要带顶部支柱,水平空间最小为4880毫米( 16英尺) 。