The former lining has a shiny copper bronze finish.
这个旧式的衬里有一个闪光的青铜表面。
The lining structure with concentrated copper cooling plate-stave combined system for the large-scale blast furnace is the important guarantee of 18 ~ 20 campaign life.
大型高炉的密集式铜冷却板与冷却壁结合的炉衬结构是使高炉寿命达到18 ~ 20年的一项重要保证措施。
But there may be one silver-lining to Asia's hardship: prices for key commodities like oil and copper are likely to decline in coming months, helping the bottom line at many U. s. companies.
但亚洲经济降温也并不全然是坏消息：未来几个月石油、铜等主要大宗商品的价格可能会下跌，将帮助一大批美国公司改善盈利数据。
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