The stability of CS chromeplate liquid is the important problem of people attention.
CS镀铬液的稳定性是人们关注的重要问题。
Electric carving gravure is first in the copper surface electric carving, chromeplate, and then after grinding.
电雕不凸版，是先在铜暗地电雕，后举行镀铬，再经研磨加工而不败。
Electric carving gravure is first in the copper surface electric carving, chromeplate, and then after grinding.
电雕不凸版，是先在铜暗地电雕，后举行镀铬，再经研磨加工而不败。
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