1.
" Nickel-chromium/gold-iron, copper/gold-iron low temperature thermocouple wires and their reference tables"
GB/T2904-1982镍铬-金铁、铜-金铁低温热电偶丝及分度表
2.
The coppersmith faced the iron bar with copper.
这铜匠把铜涂在铁条上。
3.
fool's gold
【矿】黄铁矿, 黄铜矿
4.
"But gold and silver and brass and iron and tin and lead,"
金，银，铜，铁，锡，铅，
5.
brass-plated iron square hinge
镀黄铜抽心铁方铰链
6.
colour fastness to iron and copper in dye bath
耐染浴中铁和铜色牢度
7.
filled gold
镀金的金属(铜、铁、铅等)
8.
The melting point of copper is not so high as that of iron.
铜的熔点不如铁高。
9.
copper headed nail of iron or steel
带铜头的钉,铁或钢制
10.
drawing-pin, of iron or steel, copper-headed
铜头绘图钉,铁或钢制
11.
bronze-plated iron square hinge
镀青铜抽心铁方铰链
12.
Cast iron and copper alloy ball valves
GB/T15185-1994铁制和铜制球阀
13.
hook nail of iorn or steel, copper-head
带铜头的钩钉,铁或钢制
14.
the first iron was often even softer than bronze.
最初的铁往往比青铜软。
15.
antique-copper iron square hinge loose pi
古铜色轴心铁方铰链
16.
We can tell iron and copper apart.
我们能辩别铁和铜。
17.
Iron/Copper-Nickel(Constantan) thermocouple wires
GB/T4994-1998铁铜镍(康铜)热电偶丝
18.
Copper and copper alloys--Determination of iron content
GB/T5121.9-1996铜及铜合金化学分析方法铁量的测定