【摘要】 目的　综述了反求工程中的实物数字化技术 .方法　分析比较了各种数字化技术的特点 .结果　零件的数字化方法很多 ,但各有优点与缺陷 .结论　数据获取技术是反求工程中的关键技术 ,应针对不同实物特征及测量要求选取合适的数字化方法更多还原

【Abstract】 Aim\ To summarize the usual techniques object data acquisition used in reverse engineering. Methods\ Characters of various of data acquisition techniques are analyzed and compared. Results\ There are many methods for data acquiring which have advantages as well as disadvantage. Conclusion\ Data acquisition is a key technology in reverse engineering. We should choose the fittest data acquisition technique according to object characters and measurement requirements.更多还原