Two-dimensioning power spectrums of engineering surfaces contain plenty of information that is important to surface characterization.
工程表面的二维功率谱包含了丰富的有关表面特征的重要信息。
An analysis was performed of the method and characteristics of SPOT stereopair for DEM generation and some other methods for underlying surface information extraction currently used in engineering.
分析了利用SPOT卫星影像提取下垫面信息的现状，包括工程实践中通过SPOT立体像对恢复DEM的方法及其特点以及其他下垫面信息的提取方法及其特点；
Reverse Engineering can be used to reconstruction the prosthesis. The 3d surface information of the prosthesis can be collected by the laser scan system and there is no blind area.
利用反求工程可以实现修复体的三维重建，激光扫描法可以快速收集修复体的三维表面信息，精度高，并且没有测量盲区。
The characteristics of surface engineering information system, the updating and maintenance syst…
同时介绍了地面工程应用体系、更新维护体系和用户体系。
The characteristics of surface engineering information system, the updating and maintenance syst…
同时介绍了地面工程应用体系、更新维护体系和用户体系。
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