1)bollards,系柱2)bitt bracket,系柱肘板3)bitt head,系柱柱头4)bell delphin,钟形系柱5)The new type of light gauge steel system stud,轻钢龙骨体系柱
用法和例句
In this paper, the studs constituted of tubes and clips are talked aboutThe new type of light gauge steel system studs are divided into 2 parts: the single-piece studs and the sq.