其二，汉字结尾笔画非匹配N400的波幅明显的高于匹配组（P<0.05），N400分布在除右侧颞叶以外的大脑其余各区，左侧波幅偏高。

Secondly, the amplitude of the N400 in the mismatched ending strokes of Chinese character is obviously higher than that in the matched groups (P<0.05).

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仿射变换是系统组字的重要技术手段，基元之间通过仿射变换拼合起来组成汉字。

Affine transformation was an important formation technology in the system. Chinese character was formed by the prototypes and affine transformation.

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结果PD患者对图形和汉字的辨认成绩均差于对照组，以图形辨认成绩更差。

Results The results of PD group was significantly worse than control group both on figure and Chinese character discrimination, and was much more worse on figure discrimination.

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