本课题是一个子课题，研究其中的图形平台开发和作业自动批改功能。
The Development of Drawing Platform and Realization of Homework Auto-Checking Function;
本课题是一个子课题，研究其中的图形平台开发和作业自动批改功能。
As a sub subject, this paper will study drawing platform development and homework auto-checking base on drawing platform .
在充分研究图形平台正确设计思想的基础上开发的图形平台具有更好的通用性、开放性和可扩展性。
Based on sufficient study for correct design approach, the developed graphic platform has better common, open and extended attributes.
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