Data management technology is one of key technology in the extrusion die CAD system.
数据管理技术是挤压模cad系统中的关键技术之一。
It is one of key technology for controlling pest to master scientific and rational control time.
掌握科学合理的防治时机,是害虫防治的关键技术之一。
D measurement of free surface, one of key technology of Reverse Engineering, is described in this paper.
本文研究了逆向工程的关键技术之一——自由曲面的三维测量技术。
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