The time of the equilibrium adsorption of organic matter and Hexavalent chromium is shorterjust 2.5h, and adsorption rate is large.
通过吸附实验,发现北郊、东郊和南郊水源地对有机物和六价铬的平衡吸附时间均为2.5h,时间较短,吸附速率大。
参考来源 - 银川市地下水水源地污染的水文地质影响因素分析及风险评价The traditional plating process is completed by the hexavalent chromium plating method.
传统的镀铬是采用六价铬镀铬工艺进行的。
参考来源 - 环保型三价铬电镀实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
We have to live with hexavalent chromium and manage it at the source.
人们不得不与六价铬共存并从源头上管理它。
California's proposed health goal is designed to limit possible cancer risk to just one in a million for those exposed to hexavalent chromium.
加利福尼亚提出的健康目标是要将由可能由六价铬引起癌症风险降低到百万分之一。
All to ROHS standard, plating line with general international environmental protection standards, the lead, cadmium, mercury, hexavalent chromium not to exceed bid.
所有镀种符合ROHS标准，符合国际通用环保标准，铅、镉、汞、六价铬不超标。
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