冶金工作者总是试图用黑色合金来替换有色金属。
Metallurgical workers always try to replace the non ferrous metals with some ferrous alloys.
冶金工作者总是试图用黑色合金来替换有色金属。
Metallurgical workers always try to replace the nonferrous metals with some ferrous alloys.
随着高炉大型化对球团矿的要求日益提高，获得较低还原膨胀率的优质球团矿是冶金工作者追求之一。
Because of the large-scale blast furnace, the request on pellets are constantly increasing, To get lower reduction swelling and quality of pellets is one of the pursuit of metallurgy workers.
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