building hardware meaning in English

建筑小五金
求黄铜建筑五金件

Building hardware ; spring hinges for doors , double action
建筑五金.双动门用弹簧门枢
Building hardware ; spring hinges for doors , single action
建筑五金.单动门用弹簧门枢
Building hardware - simple 135 vertical mortice fitted locks
建筑用五金. 135号简易立式插锁
Building hardware ; hinges for doors ; reference - lines for hinges
建筑五金件.门折页.折页基准线
Building hardware - pull handles - requirements and test methods
建筑五金.拉柄.要求和试验方法

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