,intaglio printing gold powder,used in intaglio printing process are presented.
介绍用于凹版印刷工艺的一种高档金属颜料———铜锌合金粉 (凹印金粉 )。
Copyright © 2022-2024 汉字大全www.hanzidaquan.com All Rights Reserved 浙ICP备20019715号