Etching. Use chemical principle, the surface of the metal part destroyed to form patterns, all kinds of metal etching can do color paint or stain treatment.
蚀刻。利用化学原理，将金属表面局部予以破坏构成图案，各类金属蚀刻后可再做上色烤漆或是染色处理。
Etching. Use chemical principle, the surface of the metal part destroyed to form patterns, all kinds of metal etching can do color paint or stain treatment.
蚀刻。利用化学原理，将金属表面局部予以破坏构成图案，各类金属蚀刻后可再做上色烤漆或是染色处理。
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