结构附件 meaning in English

structural attachment

Structural fixings in concrete and masonry - method of test for tensile loading
混凝土和砖石工程结构附件.第1部分:抗拉负荷试验方法
Components for electronic equipments . magnetic cores and accessories . accessories for laminations
电子设备元件.磁芯和附件.叠层结构附件
Structural fixings in concrete and masonry - method for determination of resistance to loading in shear
混凝土和砖石工程结构附件试验方法.第2部分:抗剪载荷测定方法