An imposing whitewashed courthouse faces a large traffic roundabout circling an antiquated steam locomotive once used to haul copper-laden cars.

法院外墙被涂成白色，看起来庄严肃穆，对面是一个环形交通道口，一辆陈旧的蒸汽机车被围在当中，这辆车曾被用作运载铜矿。

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Work DuanRuGuo didn't steam protection, copper wire them will change color.

工作段如果没蒸汽保护，铜线出来就变色。

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We know through experiment that, using the copper slag as heat-carrying agent and carrying the steam had a positive effect on gas production's quality.

通过试验可知，使用铜渣作为热载体和载水蒸气对垃圾的气化产气质量有积极的影响。

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Commodities like oil, copper and iron ore just relapsed and both metallurgical and steam coal spot prices stick in the dumps despite serious cutbacks in production, worldwide.

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