Author has emphasized that Copper Etching as an independent version of print has unique language individuality characteristic and artistic value which is unable to substitute compare with other versions of print.
强调了铜版画作为一个独立的版种，与其它版种及画种相比较下的独特语言个性特征，具有无法替代的独特艺术价值。
参考来源 - 当代铜版画语言特征研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Copper Etching is an important step in the PCB production process.
蚀铜过程是生产线路板的一个关键步骤。
We can use many different technologies, including copper etching, aluminum etching, conductive silver paste and so on.
同时拥有腐蚀铜、腐蚀铝、导电银浆等多种射频天线制作工艺。
Some introductions are conducted on the production techniques, technical characteristics, flows and quality of products in the copper recovery from the waste etching solution.
介绍了利用含铜蚀刻废液回收铜的生产工艺、技术特点、工艺流程和产品质量。
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