1) galvanized mild steel roofing screw
镀锌瓦楞螺丝
2) galvanized roofing bolt
镀锌瓦楞螺栓
3) tin-coated roofing screw
镀锡瓦楞螺丝
4) ized mild steel roofing bolt and nut
镀锌瓦楞螺栓螺帽
5) galvanized roofing nail
镀锌瓦楞钉
6) galvanized barbed roofing nail
镀锌刻花瓦楞钉
参考词条