abutmentless knee-bracing rigid bridge
anchored-tunnel bracing
anchoring and guniting bracing
arch bridge with bracing
beam-slab bracing system
bracing
支具治疗
支护
加劲
料撑方棚
撑杆
支撑
联条
背带
斜撑
支柱
基坑支护
支撑架
加强筋
拉条
bracing and supporting structure for foundation pit