To satisfy the need of blade geometry inspection and deviation analysis of aero-engine, a non-rigid registration algorithm based on deformation function is proposed.
为满足航空发动机精铸涡轮叶片壁厚偏差分析需要，提出了一种基于变形函数的精铸涡轮叶片检测模型非刚体配准算法。
Based on the formation lithology characteristics, the PDC bit was optimized from such aspects as the composite block, blade geometry, cutter model, and cutter mechanics balance, etc.
针对山前构造的地层岩性特征，从复合片、刀翼形状、齿型、切削齿力平衡等方面设计和改进了PD C钻头。
Improvement of the physics performance of blade is obtained by reconstructing the large size surface of turbine blade based on calculation geometry.
用计算几何的方法重构大型涡轮叶片曲面，可提高叶片的物理学性能；
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