corrugated round iron bar圆竹节铁条
corrugated d iron bar竹节铁条
corrugated d iron sheet瓦楞铁皮
corrugated square iron bar方竹节铁条
corrugated dalvanzed iron roofing波形镀锌铁板屋面
corrugated sheet iron波纹铁皮;波形铁皮;波纹铁板;瓦楞铁
corrugated galvanized iron镀锌波形铁;镀锌波形铁皮
corrugated d iron波状钢;波形铁;瓦垅薄钢板
corrugated galvanized iron sheet波形镀锌铁板
N(名词) a thin structural sheet made of iron or steel, formed with alternating ridges and troughs 波状铁或钢