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本来就已经很高的天然气和电的价格仍在快速增长,使得北美洲铝生产商和那些拥有水力发电厂的大多数原铝生产商们相比,面临更大挑战。
The already high natural gas and electricity prices are still growing rapidly, making North American aluminum producers more challenged than most of the primary aluminum producers who own hydroelectric power plants.