研究开发了宽幅、高性能、高表面质量、高平直度金卡纸用铝合金箔材的生产技术。
The processing technology of aluminium foil for gold card paper, with wide breadth, high property, high surface quality and high flatness, has been researched and developed.
研究开发了宽幅、高性能、高表面质量、高平直度金卡纸用铝合金箔材的生产技术。
The processing technology of aluminium foil for gold card paper, with wide breadth, high property, high surface quality and high flatness, has been researched and developed.
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