iron bridge 鐵橋

iron box 熨斗。

iron boot

iron blue

iron blast-furnace slag [土木建筑工程]化鐵高爐渣

iron binding wire [交通運(yùn)輸工程]鐵扎線

iron base friction plate [機(jī)械工程]鐵基摩擦片

iron bar 鐵條；鐵錠

iron bacteria colony [教育學(xué)]鐵菌菌落

iron bacteria [微] 鐵細(xì)菌

iron army 鐵軍

iron and steel scrap 廢鋼鐵

iron and steel plant [能源科學(xué)技術(shù)]鋼鐵廠

iron and steel industry [冶] 鋼鐵工業(yè)

iron and steel complex 鋼鐵聯(lián)合企業(yè)

iron and steel company [冶] 鋼鐵公司

iron and steel 鋼鐵

iron aluminium nickel alloy [經(jīng)濟(jì)學(xué)]鐵鋁鎳合金[商業(yè)]鐵鋁鎳合金

iron alloy [材] 鐵合金

iron (n.)