The company said today it plans to buy Brazilian copper producer Paranapanema SA for 2.01 billion reais as it seeks to become one of the world’s top producers of the metal.
该公司于今天表示计划以20.1亿巴西雷亚尔收购巴西的铜生产商Paranapanema公司，力图成为全球最大金属生产商之一。
It is often used as the mold, metal plating. utensil, as well sa the mold to sinter diamond tools and aiguilles.
可作为铸模、金属涂镀、舟皿及金刚石刀具、钻头的烧结模具等。
In the present study, we used a nontoxic and cheap sorbic acid (sa) to substitute the corrosive and irritative (meth) acrylic acid for in situ synthesis of unsaturated metal carboxylates.
本研究尝试用一种无毒、廉价易得的不饱和羧酸-山梨酸(SA)取代腐蚀性、刺激性的(甲基)丙烯酸用于原位合成不饱和羧酸金属盐。
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