各砂体相互连通而形成符合砂体，称为连通体。
本文将地层、井筒、井口考虑成一个相互制约，相互影响的连通体系。
This paper considers that formation, borehole and well head constitute a connective system restricting and influencing each other.
首先进行第一次连通体检测，选择用于字符群上下边缘线拟合的连通体。
Connected components are detected the first time to be chosen for fitting upper and lower edge lines.
在特征提取方面，给出了汉字结构点，连通体，封闭区域，笔划等特征的提取方法。
Proposed feature extraction methods for structure, connected body, closed area and stroke in Chinese character's feature extraction.
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