We have to live with hexavalentchromium 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。
2
California's proposed health goal is designed to limit possible cancer risk to just one in a million for those exposed to hexavalentchromium.
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。
3
All to ROHS standard, plating line with general international environmental protection standards, the lead, cadmium, mercury, hexavalentchromium not to exceed bid.