片语
roof bracing system屋架支撑系统
battery bracing system焦炉铁件系统
frame-bracing system框架
foundation bracing system基坑支护体系
two roundness bracing system双环形内支撑
bracing system construction支护体系施工
bracing protection system支撑保护体系
early removal bracing system早拆支撑体系
inner bracing system内支撑