Carbon is found in almost all ferrous metals.
几乎所有的黑色金属中都含有碳。
The action mechanism of ferrous ion was studied.
并探讨了亚铁离子的作用机理。
Mammoth machines are always made of ferrous metal.
大型机械的材质一般是黑色金属。
The lead is a common non-ferrous metal element in the gold concentrate.
铅是金精矿中常见的有色金属元素。
I am particularly good at the company's stainless steel and non-ferrous metal processing.
我公司尤其擅长不锈钢及有色金属的加工。
Range of application: Restoration of ferrous and non-ferrous strip and section mill roll;
黑色、有色板带和型材轧机用轧辊的修复、再生利用；
Ferrous metals are those which contain iron.
黑色金属是含铁的金属。
Ferrous Metal Foundries Industry in the U. s.
美国黑色金属铸造业。
Ferrous Metal Foundries Industry in the U. s.
美国黑色金属铸造业。
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