是冲切前基板预热最经济之选择。
It's the most economical choice of preheating the base board bard before cutting.
以及一第二对位图案，设置于该显示区域之外的该前基板上并对应于由该第一对图案所定义出的一空间。
More over First para alignment position pattern and second para alignment position pattern are setup outside of display area of plasma display faceplate.
本文研究了一种采用图像作为检测信号，实现前、后玻璃基板之间的精密定位的定位方案。
This paper studies a scheme which uses the image as a detection signal, to achieve the precise positioning between the front and the back PDP glass substrates.
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