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1·One of the key research issues in Reverse Engineering is about the geometric modeling restruction of parts with complex surfaces.

复杂曲面零件的几何模型重构是反求工程的研究重点之一。

2·With DSP being popularized and applied, deconvolution has found its application in many fields , such as optical imaging, image restruction , system discrimnation, signal restoration.

随着数字信号处理的普及、应用，卷积反演在光学成象、图象复原、系统辩识、信号恢复许多领域都有广泛的应用。

3·The main characteristic is to change the former passive liquidation insolvency mainly based on liquidation, to the active reconstruction insolvency based on restruction and conciliation.

其主要特点是将过去以清算为主的被动的清算主义破产制度，改变为以重整、和解为主的主动的再建主义破产制度。