第二、组织“自主参与型”作业设计实践活动并开展课题研究，从实践中总结信息技术条件下作业设计的原则和特点。
Second, organize practice of "independently participating" design on homework, and by practice summarize principle and characteristic that designing homework under information technology era.
本文总结了作者在课题“冷冲模智能CAD系统”中所做的工作，论述了系统的设计原理与实现技术。
In this paper the authors work on the intelligent stamping die CAD system is summarized, and the principles and implement of the system are expounded.
因而建筑木作工程修缮技术成为保护古建筑的一门课题，笔者根据近几年一些古建筑文保工程的施工经验，对园林工程古建筑木作工程修缮技术做一点总结。
Based on the author's experience of engineering projects for ancient building protection in recent years, the ancient building wood repair technology in landscape engineering projects are summarized.
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