针对手写汉字笔画提取的重点和难点——模糊区域的识别和解析问题，提出了一种新的基于模糊区域检测的笔画提取算法。
In this way he has produced an ambiguous gray zone between reality and ideal, preventing his works from facing the real world directly.这样，他使自己的作品不那么直接针对时弊，在现实和理想当中创造了一个灰色的模糊地带。
The circumstances of how the pipelines pass through the area are still ambiguous, and there could possibly be a communication blind zone.因管道沿线地区通信情况尚不明确， 可能存在通信盲区。
