With the development of Printed Circuit Board (PCB), liquid photo imageable etching resist ink has become the prime process technology of the fine line graph facture.
随着印制电路板(PCB)行业的飞速发展，液态光致抗蚀油墨已逐渐成为精细导线图形制作的主要方法。
With the development of Printed Circuit Board (PCB), liquid photo imageable etching resist ink had become the prime process technology of the fine line graph facture.
随着印制电路板(PCB)行业的飞速发展，液态光致抗蚀油墨已逐渐成为精细导线图形制作的主要方法。
The two-dimensional layout optimization problem about placing the rectangular graph elements on a round board is investigated and the semi-infinite optimization model is presented.
研究矩形图元在圆形区域内的二维布局优化问题，建立了半无限优化模型。
The two-dimensional layout optimization problem about placing the rectangular graph elements on a round board is investigated and the semi-infinite optimization model is presented.
研究矩形图元在圆形区域内的二维布局优化问题，建立了半无限优化模型。
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