With regards to the surface treatment, our crafts include nigrescence, phosphorization, zinc plating, dacromet, nickel plating and copper plating.
面处理有发黑、磷化、机械镀锌、达克罗、镀镍、镀铜等
艺。
With regards to the surface treatment, our crafts include nigrescence, phosphorization, zinc plating, dacromet, nickel plating and copper plating.
面处理有发黑、磷化、机械镀锌、达克罗、镀镍、镀铜等艺。
声
：以上例
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审核，其
达内容亦不代本软件的观点；若发现问题，欢迎向我们指正。
