The loss of copper in electric furnace slag during flash smelting operation is described.
介绍了在闪速熔炼过程中，铜在电炉渣中的损失状况。
A type of adjustable tuyere, which applied on the cupola, makes smelting operation more conveniency and rapid, smelting effect more elevated.
研制出一种可调风口，应用在双屑化铁炉和冲天炉上，能使熔炼操作方便快捷，提高熔炼效果。
Below, a photo of a woman recycling a piece of imported American scrap metal inside of an industrial-scale motor scrap recycling (and copper smelting) operation south of Shanghai.
下面是一个妇女的照片，她正在一家上海南部的工业汽车废物回收(和金属熔化)厂回收一件美国进口的废金属。
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