铬污染 chromium pollution
[环境] pollution by chromium
- 本文综述了制革工业中浸碱废液和铬污染的治理现状。
The current situation of treatment of alkali treating wastewater and Cr pollution in leather-making industry were reviewed. - 装机使用表明,铌铸铁油环与原镀铬油环相比,具有成本低、耐磨性好和无镀铬污染等优点。
Comparison with the chromium-plated oil ring, the niobium cast iron oil ring had lower cost, excellent wear resistance and no contamination from chromium plating. - 本文介绍了铬污染的来源并对其危害进行了分析和讨论,从而说明了治理铬污染的必要性和重要性。
The sources and harmfulness of chromium pollution are presented and discussed. The author also points out the necessity and importance of preventing and harnessing the chromium pollution properly.