比较详细地介绍了铝再生在我国的重要意义。
The significance of aluminum recycling is presented in detail in this treatise.
随着铝资源的减少，废铝再生技术越来越受重视。
With decreasing of Al resource, the emphasis on reprocess of Al scrap is increasing.
铝再生节约铝矿资源、节约能源、减少污染、经济效益好。
Aluminum recycling can not only save aluminum mine resource and energy resource, but also reduce pollution and enhance economic benefit.
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