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网板的目数定义

更新时间: 2020-09-23 00:00:00     

定义:网板的目数物理学定义为物料的粒度或粗细度,一般指筛网在1英寸线段内的孔数即为目数。围棋术语中也收录了“目数”一词,表示一方围到的空,日韩规则都涉及到目数。网板,又称为丝网,钢网,用于锡膏印刷,表面贴装技术行业必备之基础用品。

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