在硫酸盐镀液中所得的含铅与不含铅的镀锌试片，经铬酸盐钝化后，通过湿热试验（ＨＣＴ）进行了黑变培养，采用试片的表面明度差来表征黑变的程度，考......

A cradle-to-grave life cycle assessment is done to identify the environmental impacts of chromated copper arsenate (CCA)......